a 42 year old marketing guy joined google in '99 - he has now left google and is writing a blog of his experiences - very good read and very high on the del.icio.us rankings - xooglers
"When Sergey showed up, my initial impression was even more reassuring. He was wearing gym shorts, a tee shirt and inline skates. He had obviously been playing hard. I'd known better than to wear a tie, but he took office casual to a new level."
wish my office was this casual... maybe when I start my own tech company.....