Buffet didn't invest in fb, but he stated he did help Zuckerberg launch it(public). He also didn't invest in Google or Apple...because he doesn't understand the companies. His words.
Even people who are right a lot of the time are wrong sometimes, but I think you know that. Except for me, of course. I am ALWAYS right. Just ask Rock.
When the delegates emerged from the Constitutional Convention in 1787, a Mrs. Powel of Philadelphia asked Benjamin Franklin, “Well, Doctor, what have we got?” Franklin replied, “A republic, madam, if you can keep it.”