Share office space or go to Mars?: WeWork is now part of an elite club of privately-held U.S. companies valued at over $20 billion. Its latest valuation, courtesy of a $4.4 billion investment from Softbank, puts Adam Neumann’s capitalistic kibbutz just behind Elon Musk’s SpaceX. WeWork’s new cash comes from the world’s biggest tech investor, Softbank’s Vision Fund, a $93 billion behemoth backed by Saudi royal family money. The infusion allows WeWork to ramp up […]