Originally Posted by smk
So here is where my newbie status comes in. please see questions in-line.
How do I tell if it is installed? What am I looking for and where should I look for it?
I think I am OK with the rest.
Well, unfortunately I have no debian based distribution at hand, so this might be wrong:
Please give me the output of
dpkg --get-selections | grep nvidia
(the | is a pipe character, copy & paste it if you are not sure where it is on your keyboard)