3 ms·
If it's an unmanned drone-blimp, the safety issue because somewhat less critical.
by ForHackernews 9y ago
If it's an unmanned drone-blimp, the safety issue because somewhat less critical.
- gozur88 9y agoBut still critical enough to make it impractical. How would you do maintenance on a hydrogen airship without risking the people doing the maintenance? And you'd never be able to fly over populated areas.