diff --git a/adb/commandline.cpp b/adb/commandline.cpp
index a9185a0..54e254a 100644
--- a/adb/commandline.cpp
+++ b/adb/commandline.cpp
@@ -83,181 +83,149 @@
 }
 
 static void help() {
-    fprintf(stderr, "%s\n", adb_version().c_str());
+    fprintf(stdout, "%s\n", adb_version().c_str());
     // clang-format off
-    fprintf(stderr,
-        " -a                            - directs adb to listen on all interfaces for a connection\n"
-        " -d                            - directs command to the only connected USB device\n"
-        "                                 returns an error if more than one USB device is present.\n"
-        " -e                            - directs command to the only running emulator.\n"
-        "                                 returns an error if more than one emulator is running.\n"
-        " -s <specific device>          - directs command to the device or emulator with the given\n"
-        "                                 serial number or qualifier. Overrides ANDROID_SERIAL\n"
-        "                                 environment variable.\n"
-        " -p <product name or path>     - simple product name like 'sooner', or\n"
-        "                                 a relative/absolute path to a product\n"
-        "                                 out directory like 'out/target/product/sooner'.\n"
-        "                                 If -p is not specified, the ANDROID_PRODUCT_OUT\n"
-        "                                 environment variable is used, which must\n"
-        "                                 be an absolute path.\n"
-        " -H                            - Name of adb server host (default: localhost)\n"
-        " -P                            - Port of adb server (default: 5037)\n"
-        " -L <socket>                   - listen on socket specifier for the adb server\n"
-        "                                 (default: tcp:localhost:5037)\n"
-        " devices [-l]                  - list all connected devices\n"
-        "                                 ('-l' will also list device qualifiers)\n"
-        " connect <host>[:<port>]       - connect to a device via TCP/IP\n"
-        "                                 Port 5555 is used by default if no port number is specified.\n"
-        " disconnect [<host>[:<port>]]  - disconnect from a TCP/IP device.\n"
-        "                                 Port 5555 is used by default if no port number is specified.\n"
-        "                                 Using this command with no additional arguments\n"
-        "                                 will disconnect from all connected TCP/IP devices.\n"
+    fprintf(stdout,
+        "global options:\n"
+        " -a         listen on all network interfaces, not just localhost\n"
+        " -d         use USB device (error if multiple devices connected)\n"
+        " -e         use emulator (error if multiple emulators running)\n"
+        " -s SERIAL\n"
+        "     use device/emulator with given serial number (overrides $ANDROID_SERIAL)\n"
+        " -p PRODUCT\n"
+        "     name or path ('angler'/'out/target/product/angler');\n"
+        "     default $ANDROID_PRODUCT_OUT\n"
+        " -H         name of adb server host [default=localhost]\n"
+        " -P         port of adb server [default=5037]\n"
+        " -L SOCKET  listen on given socket for adb server [default=tcp:localhost:5037]\n"
         "\n"
-        "device commands:\n"
-        "  adb push <local>... <remote>\n"
-        "                               - copy files/dirs to device\n"
-        "  adb pull [-a] <remote>... <local>\n"
-        "                               - copy files/dirs from device\n"
-        "                                 (-a preserves file timestamp and mode)\n"
-        "  adb sync [ <directory> ]     - copy host->device only if changed\n"
-        "                                 (-l means list but don't copy)\n"
-        "  adb shell [-e escape] [-n] [-Tt] [-x] [command]\n"
-        "                               - run remote shell command (interactive shell if no command given)\n"
-        "                                 (-e: choose escape character, or \"none\"; default '~')\n"
-        "                                 (-n: don't read from stdin)\n"
-        "                                 (-T: disable PTY allocation)\n"
-        "                                 (-t: force PTY allocation)\n"
-        "                                 (-x: disable remote exit codes and stdout/stderr separation)\n"
-        "  adb emu <command>            - run emulator console command\n"
-        "  adb logcat [ <filter-spec> ] - View device log\n"
-        "  adb forward --list           - list all forward socket connections.\n"
-        "                                 the format is a list of lines with the following format:\n"
-        "                                    <serial> \" \" <local> \" \" <remote> \"\\n\"\n"
-        "  adb forward <local> <remote> - forward socket connections\n"
-        "                                 forward specs are one of: \n"
-        "                                   tcp:<port> (<local> may be \"tcp:0\" to pick any open port)\n"
-        "                                   localabstract:<unix domain socket name>\n"
-        "                                   localreserved:<unix domain socket name>\n"
-        "                                   localfilesystem:<unix domain socket name>\n"
-        "                                   dev:<character device name>\n"
-        "                                   jdwp:<process pid> (remote only)\n"
-        "  adb forward --no-rebind <local> <remote>\n"
-        "                               - same as 'adb forward <local> <remote>' but fails\n"
-        "                                 if <local> is already forwarded\n"
-        "  adb forward --remove <local> - remove a specific forward socket connection\n"
-        "  adb forward --remove-all     - remove all forward socket connections\n"
-        "  adb reverse --list           - list all reverse socket connections from device\n"
-        "  adb reverse <remote> <local> - reverse socket connections\n"
-        "                                 reverse specs are one of:\n"
-        "                                   tcp:<port> (<remote> may be \"tcp:0\" to pick any open port)\n"
-        "                                   localabstract:<unix domain socket name>\n"
-        "                                   localreserved:<unix domain socket name>\n"
-        "                                   localfilesystem:<unix domain socket name>\n"
-        "  adb reverse --no-rebind <remote> <local>\n"
-        "                               - same as 'adb reverse <remote> <local>' but fails\n"
-        "                                 if <remote> is already reversed.\n"
-        "  adb reverse --remove <remote>\n"
-        "                               - remove a specific reversed socket connection\n"
-        "  adb reverse --remove-all     - remove all reversed socket connections from device\n"
-        "  adb jdwp                     - list PIDs of processes hosting a JDWP transport\n"
-        "  adb install [-lrtsdg] <file>\n"
-        "                               - push this package file to the device and install it\n"
-        "                                 (-l: forward lock application)\n"
-        "                                 (-r: replace existing application)\n"
-        "                                 (-t: allow test packages)\n"
-        "                                 (-s: install application on sdcard)\n"
-        "                                 (-d: allow version code downgrade (debuggable packages only))\n"
-        "                                 (-g: grant all runtime permissions)\n"
-        "  adb install-multiple [-lrtsdpg] <file...>\n"
-        "                               - push this package file to the device and install it\n"
-        "                                 (-l: forward lock application)\n"
-        "                                 (-r: replace existing application)\n"
-        "                                 (-t: allow test packages)\n"
-        "                                 (-s: install application on sdcard)\n"
-        "                                 (-d: allow version code downgrade (debuggable packages only))\n"
-        "                                 (-p: partial application install)\n"
-        "                                 (-g: grant all runtime permissions)\n"
-        "  adb uninstall [-k] <package> - remove this app package from the device\n"
-        "                                 ('-k' means keep the data and cache directories)\n"
-        "  adb bugreport [<path>]       - return all information from the device that should be included in a zipped bug report.\n"
-        "                                 If <path> is a file, the bug report will be saved as that file.\n"
-        "                                 If <path> is a directory, the bug report will be saved in that directory with the name provided by the device.\n"
-        "                                 If <path> is omitted, the bug report will be saved in the current directory with the name provided by the device.\n"
-        "                                 NOTE: if the device does not support zipped bug reports, the bug report will be output on stdout.\n"
-        "  adb backup [-f <file>] [-apk|-noapk] [-obb|-noobb] [-shared|-noshared] [-all] [-system|-nosystem] [<packages...>]\n"
-        "                               - write an archive of the device's data to <file>.\n"
-        "                                 If no -f option is supplied then the data is written\n"
-        "                                 to \"backup.ab\" in the current directory.\n"
-        "                                 (-apk|-noapk enable/disable backup of the .apks themselves\n"
-        "                                    in the archive; the default is noapk.)\n"
-        "                                 (-obb|-noobb enable/disable backup of any installed apk expansion\n"
-        "                                    (aka .obb) files associated with each application; the default\n"
-        "                                    is noobb.)\n"
-        "                                 (-shared|-noshared enable/disable backup of the device's\n"
-        "                                    shared storage / SD card contents; the default is noshared.)\n"
-        "                                 (-all means to back up all installed applications)\n"
-        "                                 (-system|-nosystem toggles whether -all automatically includes\n"
-        "                                    system applications; the default is to include system apps)\n"
-        "                                 (<packages...> is the list of applications to be backed up.  If\n"
-        "                                    the -all or -shared flags are passed, then the package\n"
-        "                                    list is optional.  Applications explicitly given on the\n"
-        "                                    command line will be included even if -nosystem would\n"
-        "                                    ordinarily cause them to be omitted.)\n"
-        "\n"
-        "  adb restore <file>           - restore device contents from the <file> backup archive\n"
-        "\n"
-        "  adb disable-verity           - disable dm-verity checking on USERDEBUG builds\n"
-        "  adb enable-verity            - re-enable dm-verity checking on USERDEBUG builds\n"
-        "  adb keygen <file>            - generate adb public/private key. The private key is stored in <file>,\n"
-        "                                 and the public key is stored in <file>.pub. Any existing files\n"
-        "                                 are overwritten.\n"
-        "  adb help                     - show this help message\n"
-        "  adb version                  - show version num\n"
-        "\n"
-        "scripting:\n"
-        "  adb wait-for[-<transport>]-<state>\n"
-        "                               - wait for device to be in the given state:\n"
-        "                                 device, recovery, sideload, or bootloader\n"
-        "                                 Transport is: usb, local or any [default=any]\n"
-        "  adb start-server             - ensure that there is a server running\n"
-        "  adb kill-server              - kill the server if it is running\n"
-        "  adb get-state                - prints: offline | bootloader | device\n"
-        "  adb get-serialno             - prints: <serial-number>\n"
-        "  adb get-devpath              - prints: <device-path>\n"
-        "  adb remount                  - remounts the /system, /vendor (if present) and /oem (if present) partitions on the device read-write\n"
-        "  adb reboot [bootloader|recovery]\n"
-        "                               - reboots the device, optionally into the bootloader or recovery program.\n"
-        "  adb reboot sideload          - reboots the device into the sideload mode in recovery program (adb root required).\n"
-        "  adb reboot sideload-auto-reboot\n"
-        "                               - reboots into the sideload mode, then reboots automatically after the sideload regardless of the result.\n"
-        "  adb sideload <file>          - sideloads the given package\n"
-        "  adb root                     - restarts the adbd daemon with root permissions\n"
-        "  adb unroot                   - restarts the adbd daemon without root permissions\n"
-        "  adb usb                      - restarts the adbd daemon listening on USB\n"
-        "  adb tcpip <port>             - restarts the adbd daemon listening on TCP on the specified port\n"
+        "general commands:\n"
+        " devices [-l]             list connected devices (-l for long output)\n"
+        " help                     show this help message\n"
+        " version                  show version num\n"
         "\n"
         "networking:\n"
-        "  adb ppp <tty> [parameters]   - Run PPP over USB.\n"
-        " Note: you should not automatically start a PPP connection.\n"
-        " <tty> refers to the tty for PPP stream. Eg. dev:/dev/omap_csmi_tty1\n"
-        " [parameters] - Eg. defaultroute debug dump local notty usepeerdns\n"
+        " connect HOST[:PORT]      connect to a device via TCP/IP [default port=5555]\n"
+        " disconnect [HOST[:PORT]]\n"
+        "     disconnect from given TCP/IP device [default port=5555], or all\n"
+        " forward --list           list all forward socket connections\n"
+        " forward [--no-rebind] LOCAL REMOTE\n"
+        "     forward socket connection using:\n"
+        "       tcp:<port> (<local> may be \"tcp:0\" to pick any open port)\n"
+        "       localabstract:<unix domain socket name>\n"
+        "       localreserved:<unix domain socket name>\n"
+        "       localfilesystem:<unix domain socket name>\n"
+        "       dev:<character device name>\n"
+        "       jdwp:<process pid> (remote only)\n"
+        " forward --remove LOCAL   remove specific forward socket connection\n"
+        " forward --remove-all     remove all forward socket connections\n"
+        " ppp TTY [PARAMETER...]   run PPP over USB\n"
+        " reverse --list           list all reverse socket connections from device\n"
+        " reverse [--no-rebind] REMOTE LOCAL\n"
+        "     reverse socket connection using:\n"
+        "       tcp:<port> (<remote> may be \"tcp:0\" to pick any open port)\n"
+        "       localabstract:<unix domain socket name>\n"
+        "       localreserved:<unix domain socket name>\n"
+        "       localfilesystem:<unix domain socket name>\n"
+        " reverse --remove REMOTE  remove specific reverse socket connection\n"
+        " reverse --remove-all     remove all reverse socket connections from device\n"
         "\n"
-        "adb sync notes: adb sync [ <directory> ]\n"
-        "  <localdir> can be interpreted in several ways:\n"
+        "file transfer:\n"
+        " push LOCAL... REMOTE\n"
+        "     copy local files/directories to device\n"
+        " pull [-a] REMOTE... LOCAL\n"
+        "     copy files/dirs from device\n"
+        "     -a: preserve file timestamp and mode\n"
+        " sync [DIR]\n"
+        "     copy all changed files to device; if DIR is \"system\", \"vendor\", \"oem\",\n"
+        "     or \"data\", only sync that partition (default all)\n"
+        "     -l: list but don't copy\n"
         "\n"
-        "  - If <directory> is not specified, /system, /vendor (if present), /oem (if present) and /data partitions will be updated.\n"
+        "shell:\n"
+        " shell [-e ESCAPE] [-n] [-Tt] [-x] [COMMAND...]\n"
+        "     run remote shell command (interactive shell if no command given)\n"
+        "     -e: choose escape character, or \"none\"; default '~'\n"
+        "     -n: don't read from stdin\n"
+        "     -T: disable PTY allocation\n"
+        "     -t: force PTY allocation\n"
+        "     -x: disable remote exit codes and stdout/stderr separation\n"
+        " emu COMMAND              run emulator console command\n"
         "\n"
-        "  - If it is \"system\", \"vendor\", \"oem\" or \"data\", only the corresponding partition\n"
-        "    is updated.\n"
+        "app installation:\n"
+        " install [-lrtsdg] PACKAGE\n"
+        " install-multiple [-lrtsdpg] PACKAGE...\n"
+        "     push package(s) to the device and install them\n"
+        "     -l: forward lock application\n"
+        "     -r: replace existing application\n"
+        "     -t: allow test packages\n"
+        "     -s: install application on sdcard\n"
+        "     -d: allow version code downgrade (debuggable packages only)\n"
+        "     -p: partial application install (install-multiple only)\n"
+        "     -g: grant all runtime permissions\n"
+        " uninstall [-k] PACKAGE\n"
+        "     remove this app package from the device\n"
+        "     '-k': keep the data and cache directories\n"
+        "\n"
+        "backup/restore:\n"
+        " backup [-f FILE] [-apk|-noapk] [-obb|-noobb] [-shared|-noshared] [-all] [-system|-nosystem] [PACKAGE...]\n"
+        "     write an archive of the device's data to FILE [default=backup.adb]\n"
+        "     package list optional if -all/-shared are supplied\n"
+        "     -apk/-noapk: do/don't back up .apk files (default -noapk)\n"
+        "     -obb/-noobb: do/don't back up .obb files (default -noobb)\n"
+        "     -shared|-noshared: do/don't back up shared storage (default -noshared)\n"
+        "     -all: back up all installed applications\n"
+        "     -system|-nosystem: include system apps in -all (default -system)\n"
+        " restore FILE             restore device contents from FILE\n"
+        "\n"
+        "debugging:\n"
+        " bugreport [PATH]\n"
+        "     write bugreport to given PATH [default=bugreport.zip];\n"
+        "     if PATH is a directory, the bug report is saved in that directory.\n"
+        "     devices that don't support zipped bug reports output to stdout.\n"
+        " jdwp                     list pids of processes hosting a JDWP transport\n"
+        " logcat                   show device log (logcat --help for more)\n"
+        "\n"
+        "security:\n"
+        " disable-verity           disable dm-verity checking on userdebug builds\n"
+        " enable-verity            re-enable dm-verity checking on userdebug builds\n"
+        " keygen FILE\n"
+        "     generate adb public/private key; private key stored in FILE,\n"
+        "     public key stored in FILE.pub (existing files overwritten)\n"
+        "\n"
+        "scripting:\n"
+        " wait-for[-TRANSPORT]-STATE\n"
+        "     wait for device to be in the given state\n"
+        "     State: device, recovery, sideload, or bootloader\n"
+        "     Transport: usb, local, or any [default=any]\n"
+        " get-state                print offline | bootloader | device\n"
+        " get-serialno             print <serial-number>\n"
+        " get-devpath              print <device-path>\n"
+        " remount\n"
+        "     remount /system, /vendor, and /oem partitions read-write\n"
+        " reboot [bootloader|recovery|sideload|sideload-auto-reboot]\n"
+        "     reboot the device; defaults to booting system image but\n"
+        "     supports bootloader and recovery too. sideload reboots\n"
+        "     into recovery and automatically starts sideload mode,\n"
+        "     sideload-auto-reboot is the same but reboots after sideloading.\n"
+        " sideload OTAPACKAGE      sideload the given full OTA package\n"
+        " root                     restart adbd with root permissions\n"
+        " unroot                   restart adbd without root permissions\n"
+        " usb                      restart adb server listening on USB\n"
+        " tcpip PORT               restart adb server listening on TCP on PORT\n"
         "\n"
         "internal debugging:\n"
-        "  adb reconnect                  Kick current connection from host side and make it reconnect.\n"
-        "  adb reconnect device           Kick current connection from device side and make it reconnect.\n"
+        " start-server             ensure that there is a server running\n"
+        " kill-server              kill the server if it is running\n"
+        " reconnect                kick connection from host side to force reconnect\n"
+        " reconnect device         kick connection from device side to force reconnect\n"
+        "\n"
         "environment variables:\n"
-        "  ADB_TRACE                    - Print debug information. A comma separated list of the following values\n"
-        "                                 1 or all, adb, sockets, packets, rwx, usb, sync, sysdeps, transport, jdwp\n"
-        "  ANDROID_SERIAL               - The serial number to connect to. -s takes priority over this if given.\n"
-        "  ANDROID_LOG_TAGS             - When used with the logcat option, only these debug tags are printed.\n");
+        " $ADB_TRACE\n"
+        "     comma-separated list of debug info to log:\n"
+        "     all,adb,sockets,packets,rwx,usb,sync,sysdeps,transport,jdwp\n"
+        " $ADB_VENDOR_KEYS         colon-separated list of keys (files or directories)\n"
+        " $ANDROID_SERIAL          serial number to connect to (see -s)\n"
+        " $ANDROID_LOG_TAGS        tags to be used by logcat (see logcat --help)\n");
     // clang-format on
 }