That's too bad. I checked his Wikipedia page and noted that he requested that it be deleted several years ago, only to be denied.

http://en.wikipedia.org/wiki/Talk:Mark_Pilgrim_(software_dev...

The talk page mentions his involvement in a computer tampering case nearly 20 years ago...if it is the same Mark Pilgrim (and the ages seem to match) then he seems to have redeemed himself with his subsequent work. I had no idea.