Here's a video comparison of 4 common options. He tests uploading an ISO, booting said ISO, looks at out of the box security and how the developers have handled issues.
Contrary to the last time this was proposed, the government is in control of it instead of private corporations.
This will also be an alternative to any of the current online ID verification, which involve sending photos of your ID, videos of it and videos of yourself to some random third party for verification.
OTOH OpenAI is not on the public stock market, so current investors can't really sell their shares and there's no way they actually raise the valuation it has.
Pilots have specific duty limits in order to make sure they can be awake all the way during the flight. If they need to take a nap during flight, either those duty limits aren't strict enough to ensure sufficient sleep or pilots are intentionally ignoring critical safety measures.
Probably not, see Wikipedia Tivoization