It's about risk management. When you're young, there's really not much down-side in starting a company, and the up-side is extremely high. Also, even if the sta

It's about risk management. When you're young, there's really not much down-side in starting a company, and the up-side is extremely high. Also, even if the startup is a total failure, the experience combined with the people you've met totally compensate for the few years.