Wow, thank you for the nice words.
I feel a predictable desire to reciprocate, but cataloging your output is starting to look like a Herculean task :)
Also, I can think of at least five of those posts that I no longer endorse and think are embarrassingly wrong, but I think it's more interesting if I don't say which ones.
Yes, and also be specific about what you don't endorse and why.
Yvain is one of Less Wrong's best and most prolific writers. I suspect many Less Wrongers haven't read his posts. Here's an index of Yvain's articles (not including meta posts, ranked by upvotes (like on my post index):