Amazon's answer to autonomous vehicles will soon begin roaming around Atlanta. Why it matters: Atlanta is a "growing tech hub" where demand for ride-hailing services is growing, Zoox said Tuesday in its press release announcing the expansion.

Amazon's autonomous vehicle unit Zoox is about to start testing its self-driving vehicles in Atlanta, Georgia, a precursor to eventually offering public

The Amazon-owned autonomous vehicle developer announced that it would soon start mapping and gathering data in Atlanta, where it hopes to eventually launch a robotaxi service. That means that Zoox will be testing in a total of seven cities,