" What happened to the many Googlers whose ideas are rejected? Once their share options are fully vested they consider leaving.
The same phenomenon changed Microsoft in the 1980's, when allegedly T-shirts popped up saying FYIFV "F#@k You I Am Fully Vested").
Already some are going to even "cooler" start-ups, such as Facebook or Twitter"
The Economist, September 1st-7th 2007. Article: Briefing Google, Page 58.