The Resurgence. If you didn't already know about this website then its time to check it out.

http://www.theresurgence.com

One of the newer articles on TheResurgence is about reformed rappers and their community in Philly.
Checkout some of my faves:
Shai Linne (I have his album "The Atonement" and its good)
http://www.myspace.com/shailinne
Stephen the Levite
http://www.myspace.com/stephenthelevite

And check out their label Lamp Mode fo sum moe gud stuff.
http://www.myspace.com/lampmode