[ale] list pkgs installed since os install?

[mbt at zest.trausch.us (Michael B. Trausch)]

On Wed, 5 Aug 2009, Tim Watts wrote:
> Anyone know of a way to list all packages installed on a system (Kubuntu 8.10)
> since the OS was installed? It doesn't seem possible to do this based on the
> info apt keeps. Have I missed something?

You can likely use the timestamps in the dpkg/apt metadata; the stat 
filesystem command will give you the date/time that the file was changed, 
which would appear to be the timestamp that you want.

 	--- Mike