Z-Work is a new SPAC with an unusual target: The gig economy

A group of all-star disruptors who pioneered digital stock trading, on-line retail, community-building for far-flung workers, and software M&A in Silicon Valley are now embarking on another kind of disruption, launching a special purpose acquisition company (SPAC) with plans to take a startup public. And they’re aiming at a burgeoning sector that demands more new services than any other: the gig economy.