Here's a good list of what Koji Kondo has done:
http://squaremusic.ffworld.com/?comp=kondo&page=gameo.htmSomething like that. It's not like I played it constantly for 6 years, though. I remember beating SMB, SMB3, and possibly SMW before beating SMB2. Wart was pretty tough back then.
I could theoretically set up a forum for TMK at forumplanet.com, but I wouldn't be able to transfer all the posts from this forum to the new one. I'll look into it, seeing as how Gamespy doesn't really support this ASPforum anymore.