First 50ms Not As Important As They Seem
Brain Sparks has an interesting critique of the findings from that infamous study suggesting that users make judgments about a web site in the first 50ms. Turns out there's no evidence in the study to suggest that users will leave your site if that first 50ms doesn't look good - they'll just think it's ugly.
Thankfully, we're not as fickle as some people seem to think we are.