Facebook is shutting down its Aquila internet drone project The social network is abandoning its quest to beam LTE from high-flying drones after four years June 26, 2018 https://www.theverge.com/2018/6/26/17507826/facebook-aquila-internet-drone-project-shut-down
Facebook abandoned helicopter drone project months after first demo Tether-tenna was grounded last summer after F8 debut July 9, 2018 https://www.theverge.com/2018/7/9/17550558/facebook-canceled-tether-tenna-drone-internet-f8