This startup lets techies fleeing Silicon Valley work on remote engineering projects for big companies, and it's already being used by Nestle, TaskRabbit and NASA

· A trio of entrepreneurs is officially launching a new marketplace for technical workers called Braintrust.
· The new marketplace is free for freelancers and relatively inexpensive for companies; it's able to charge low fees because it will be operated as a non-profit.
· While running in stealth, it saw a surge in usage...