Nope, I’m having the same problem as labellush and I’m an admin (and the only user on my site).
[update] Works fine with a clean install on a test domain, though. Guess I’ll install plugins one at a time until the feature breaks.
[update] Just installed all the same plugins on the empty test site that I have on my broken site; didn’t break anything. I assume it’s something that happens when you upgrade to WP 3.3.