Stock broker? Not so much. Farmer? Definitely. Carpenter? Sure. Executive? Not really.
Your world may turn into a full-time camping trip. Those prepared to rough it will have an advantage.
A tent, sleeping bag, fishing pole, backpack and a good set of boots attached to strong legs will all be useful.
Ability to start a fire and cook over it will be handy.
Actually being at peace with such a simple lifestyle may be the greatest strength.
Going back to the "On Holiday" piece, would life be all that bad if I lived out of a tent on an alpine lake and there was no city at all to return to?
That's my boy Sam, from the CA project, who came home from a backpacking trip to find there was no home.