10 ms·
Balloons like this tend to have high drag. These small propellers seem inadequate for keeping the direction in strong or even medium winds.
by zactral 14y ago
Balloons like this tend to have high drag. These small propellers seem inadequate for keeping the direction in strong or even medium winds.
- ivanbrezakbrkan 14y agoThe founder has stated that he doesn't want to see it used for military purposes.
- greenyoda 14y agoOther than the military and the police, there aren't a lot of people who have lots of money to spend on "continuous surveillance".