diff --git a/automotive/README.md b/automotive/README.md
new file mode 100644
index 0000000..341a1bb
--- /dev/null
+++ b/automotive/README.md
@@ -0,0 +1,10 @@
+## Autmotive HALs ##
+---
+
+## Overview: ##
+
+The automotive HAL tree is used by Android Automotive to discover and
+operate hardware specific to a car.
+
+The HALs are not (yet) frozen, as the HAL definition is expected to evolve
+between Android releases.
diff --git a/current.txt b/current.txt
index 9ddfdb6..05e8a1f 100644
--- a/current.txt
+++ b/current.txt
@@ -302,16 +302,6 @@
 fe28829dab10d171783b79ac9cc45412739f8ff275e90228d7c6370ef189b859 android.hardware.audio.effect@4.0::IVisualizerEffect
 21c8a702579356480236c6851b5b2c16b9bd369ce12bdd6ffdc4626a89f34f73  android.hardware.audio.effect@4.0::types
 42a06dc288f61b0690580f3d37b30b663c31d74d50bb58d0772386b550d5faab android.hardware.authsecret@1.0::IAuthSecret
-a0f93c768c353cecee6237fe479bce47404eb10b629fafe07e32a054fd67f2af android.hardware.automotive.audiocontrol@1.0::IAudioControl
-ca515ff4b63c80cf5ad7b3395c997c57d6c56157361f6c367d1c96f23cc4860a android.hardware.automotive.audiocontrol@1.0::types
-f2904a4c108ad1b93eb2fa4e43b82bd01ce1ff26156316e49d1d9fc80dfecaad android.hardware.automotive.evs@1.0::IEvsCamera
-94cba6ad04c83aa840de2ed52b74ba2126a26dd960225e61ac36703315279a80 android.hardware.automotive.evs@1.0::IEvsCameraStream
-5ea36fb043d9e3b413219de3dfd7b046b48af4fda39f167f3528652e986cb76d android.hardware.automotive.evs@1.0::IEvsDisplay
-14ef8e993a4a7c899b19bb5e39b5b0cafd28312ea2b127e35b3be8f08e23fe8e android.hardware.automotive.evs@1.0::IEvsEnumerator
-3b17c1fdfc389e0abe626c37054954b07201127d890c2bc05d47613ec1f4de4f android.hardware.automotive.evs@1.0::types
-b3caf524c46a47d67e6453a34419e1881942d059e146cda740502670e9a752c3 android.hardware.automotive.vehicle@2.0::IVehicle
-7ce8728b27600e840cacf0a832f6942819fe535f9d3797ae052d5eef5065921c android.hardware.automotive.vehicle@2.0::IVehicleCallback
-06fa7218fb1500acca69b265a7e697b885933f7146cd6e8d83fe6c1fa06ce876 android.hardware.automotive.vehicle@2.0::types
 32cc50cc2a7658ec613c0c2dd2accbf6a05113b749852879e818b8b7b438db19 android.hardware.bluetooth.a2dp@1.0::IBluetoothAudioHost
 ff4be64d7992f8bec97dff37f35450e79b3430c61f85f54322ce45bef229dc3b android.hardware.bluetooth.a2dp@1.0::IBluetoothAudioOffload
 27f22d2e873e6201f9620cf4d8e2facb25bd0dd30a2b911e441b4600d560fa62 android.hardware.bluetooth.a2dp@1.0::types