In other words, we still think of Facebook as a distinctive display advertising business, but mobile and the exchange make it better and larger, and extend the time horizon Facebook has to realize the potential of new business opportunities and of social advertising.

FORBES: Facebook: Bernstein Ups To Outperform; Bullish On Mobile

In 1992 he convinced Cambridge to turn his breakthrough into its first-ever spinoff--to be known as Cambridge Display Technology --in which the university would get roughly a 20% stake in exchange for the lab's patents.

FORBES: Seeing the Light