Re:Facebook's AI Points Internet Drones to Where the People Are
by akhilcacharya on Monday February 22, 2016 @06:00PM
(#11155066)
Speed and latency, probably. They also probably think 1 UAV will be more reliable and easy to service than 100+ base stations.
One of these could be powered for a month off a shoebox sized battery:
https://wiki.hackerspace.pl/projects:zsun-wifi-card-reader
Now mesh network them every few hundred feet.