From the traditional to the outrageous, a colorful procession of more than 1,200 graduating seniors - many clutching their smartphones and some even tweeting - marched into Berkeley's Walter A. Haas Jr. Pavilion on Sunday to celebrate a hard-earned rite of passage. The lack of jobs awaiting them, said keynote speaker Tiffany Shlain, means they won't be distracted from doing what they really want to do. "That's an opportunity," said Shlain.