README: mention POSIX vi as a goal of this project
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/README.md b/README.md
index cfee68e..66a1e6c 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,10 @@
with ten fingers can work very fast. Additionally, function keys can be
mapped to commands by the user, and the mouse can be used.
+Vim also aims to provide a (mostly) POSIX-compatible vi implementation, when
+compiled with a minimal feature set (typically called vim.tiny), which is used
+by many Linux distributions as the default vi editor.
+
Vim runs under MS-Windows (7, 8, 10, 11), macOS, Haiku, VMS and almost all
flavours of UNIX. Porting to other systems should not be very difficult.
Older versions of Vim run on MS-DOS, MS-Windows 95/98/Me/NT/2000/XP/Vista,
diff --git a/README.txt b/README.txt
index d90ebbc..80ec9e3 100644
--- a/README.txt
+++ b/README.txt
@@ -15,6 +15,10 @@
with ten fingers can work very fast. Additionally, function keys can be
mapped to commands by the user, and the mouse can be used.
+Vim also aims to provide a (mostly) POSIX-compatible vi implementation, when
+compiled with a minimal feature set (typically called vim.tiny), which is used
+by many Linux distributions as the default vi editor.
+
Vim runs under MS-Windows (7, 8, 10, 11), macOS, Haiku, VMS and almost all
flavours of UNIX. Porting to other systems should not be very difficult.
Older versions of Vim run on MS-DOS, MS-Windows 95/98/Me/NT/2000/XP/Vista,