Then you'll get to pay $10000 in advance for an obstacle avoidance feature that's "coming soon", wait 10 years without it ever appearing, and be told that it'll actually need new hardware and not be anywhere as capable as what was advertised when...
Dial up the settings to 1080p 60 fps and set the playback speed to 0.5 and look closely.
You can see that at least two of those drones have flapping wings.