Did Taco get himself cancelled or something? Way back when, slashdot was every bit as central to tech culture as HN is today.
Before Slashdot, there was Usenet, and Mr Spafford was one of several there who helped explore what "online community" might mean.
There's a few BBS sysops I could list too but they're not as widely famous and in some cases were always pseudonyms anyway.
[1] insofar as a vi user can be