"I want to stress the importance of being young and technical," Facebook's CEO (now 28) told a Y Combinator Startup event at Stanford University in 2007. "Young people are just smarter. Why are most chess masters under 30? I don't know. Young people just have simpler lives. We may not own a car. We may not have family. Simplicity in life allows you to focus on what's important."

http://www.sfgate.com/business/bottomline/article/In-Silicon...

Over 30's programmers raise our glasses to Acton and Koum.