Text-based RPGs

[#1]

Anyone here play these? And if so, can anyone recommend any ones with a large, active and intelligent player-base seeing as though my old stomping ground has closed down.
Thanks.

[#2]

I wasted a lot of my university years playing on http://www.nanvaent.org/

[#3]

Quote from: Kelly

I wasted a lot of my university years playing on http://www.nanvaent.org/

They had the internet back then?