Some Google employees defect, then rebel

Many computer engineers consider a job offer from Google as the golden ticket.

Outdoor volleyball courts, free gourmet food, on-site haircuts, massages and laundry are among the perks Google has offered its employees at its main campus in Mountain View, California.

But some of the people who do leave are challenging the company in the best way an engineer knows how: by developing programs that could detract from Google's core business.