Attend talks by celebrities and tech geniuses.

"You might be able to catch Lady Gaga and President Obama when he was running for office. While I was at Google, I went to talks by Freakonomics author Steven D. Levitt, cartoonists for The Simpsons, presidential candidate Ron Paul, Java collections architect Joshua Bloch, Python language creator Guido Van Rossum, and many more."

Translation: Google attracts some really cool people to its campus. Go see them.