Flying a DJI Spark by waving your hand isn't as great as it sounds
 

DJI's Spark is the company's first attempt at a true drone for everyone. DJI has made no secret about the fact it thinks non-RC enthusiasts want a lightweight, compact quadcopter that's easy to control. That's exactly what the Spark is. But after spe...

https://www.engadget.com/2017/06/08/...-drone-review/