Tragically Well Known
metadeveloper.blogspot.com
metadeveloper.blogspot.com
One of them is running a company and a popular site while composing a new version of Lisp, the other is running a company and a weekly podcast while co-developing a site... And those are just their publicly known activities.
Also, I'm not surprised that people like PG or Joel get annoyed at the "barbs that get thrown at them". I imagine that writing essays (or blog posts) takes considerable effort; so, then, I would be rather upset if I had been put so much effort and care into something, just to have someone say: "Stop being fanboys! Let me call bullshit on PG this time. Etc Etc Etc." It's just rude, and unpleasant to readers and writers. I try to be a bit more considerate when disagreeing.