https://rumble.com/v19m9di-excellent-fl ... ntary.html
Crazy 6 hour work people do.
https://rumble.com/v1g0xah-pilot-aerosp ... below.html
This is like 6-8 minutes on the "plane" plane thing, coriolis effect never calculated.
https://www.youtube.com/watch?v=KvAk971 ... J0aA%3D%3D
This is jp sears flat earth funny.