I asked for the topic to be on:
Tell me about a time when you ran up against your own brick wall, and how you worked it out or dealt with it.
We had 17 folks take this topic and run with it. As a teaser, my favorite line in all of these is:
My feeling is that if you’re not hitting brick walls you’re probably not pushing yourself or SQL Server hard enough!
With 17 responses, there’s a good bit of reading to do.