Lufthansa seem set to cap in hand already - https://simpleflying.com/lufthansa-state-aid-fleet-grounded/
As you say, these are unprecedented times and moves will have to be made, somehow, to ensure there is reasonable travel infrastructure available when this is over.
Saw a dog-walking acquaintance today who is a Virgin 747 pilot.
He seemed so non-plussed with affairs that he shook my hand (is protocol to decline this now?).
Will it make much difference? There can't be many folk who will book anything up right now.
I've put off booking our Summer holiday, but I don't expect the world to be in any fit state for holiday travel come August, and I'm already tempering my son's expectations regarding our October...