SV rewards people who fall for the cheap parlor tricks of extrinsic motivation. "You'll be a multi-millionaire! Just work your ass off! Here's a crappy title to tide you over." Why do you think they pursue young engineers aggressively? They prey on a lack of self-awareness. Actually, they need it in order to make it sustainable.
Bingo. I grant you an honorary indignation: http://www.youtube.com/watch?v=EtCiP8B2xpc#t=7s