I didn't see it mentioned here, but I'm currently playing a game called "Omerta".
http://www.barafranca.com?referer=296189 It's a pretty decent text-based RPG revolving around the mafia.
I like it. I just wish that there were more...well-read...people there.
I feel odd talking about Puzo to people who seem to be illiterate. Not that all of them are. Just the younger ones. Oi!