'Do you get confused with actor Salman?' Gates asks Khan Academy's Sal Khan, he replies

World's fourth richest person Bill Gates asked Khan Academy CEO Salman 'Sal' Khan if he ever gets confused with Bollywood actor Salman Khan. Stating that he does, Khan added, "In the early days of Khan Academy, I got letters from some of his fans saying 'I've always been in love with you,' 'I didn't know you could do math.'"