Joel's essays are just that. Essays. He continues to ignore any and all research in the area and pretends to know what he's doing. If I wanted a bunch of misinformed opinions I could just ask non-programmers.
So point out a couple for things where he is wrong, according to research? That would actually be interesting. Also, Joel does quote research results in his essays.
It only appears for me next to the post when I click "link" and view a comment individually. I assume this is to prevent knee-jerk flagging. Not sure what the karma limit is.