Lady Gaga is spending all her time these days hanging out at tech companies. Yesterday she sat down with Google VP Marissa Mayer for a 70-minute interview, and also hung out with Twitter engineers at the company's San Francisco HQ. Above, she talks with Twitter technical lead Raffi Krikorian, who is known as the "Lady Gaga of technical leads." (Not really.) Lady Gaga returns to the source of her Internet power.