He enrolled at Harvard in September 2002. He dropped out in 2004. He studied psychology and computer science. Harvard Business School is ranked 5th top MBA Uni by The Economist.
I would bet that 90% of non B school students at elite unis look down on the business school
Every one did envy them there funding though back in 81 or so I remember talking to my opposite number at the business school and her saying "oh that new HP color computer we have another 40 to unpack and set up" :-)
The truth is, Zuck is a Harvard drop-out hacker entrepreneur like Bill Gates, nothing more, nothing less. Mere vicinity doesn't add anything to his education.