Flights aren’t exhausting now - indeed it’s 20 hours of calm Reading a book and sleeping, perhaps moreso in first than in business but business isn’t that bad.

Flights aren’t exhausting now - indeed it’s 20 hours of calm Reading a book and sleeping, perhaps moreso in first than in business but business isn’t that bad. The time zone change is another thing. Compare with the g-forces of a suborbital flight. It remains to be seen how much time could actually be saved. When I fly from Heathrow I turn up an hour beforehand and get on a plane. An hour from arrival to blastoff seems optimistic. Weather rarely affects things either.