Please consider mastering at least 1 survival skillset.

Whether it’s growing food.
Building off grid electricity.
Harvesting and storing medicine.
Building a home from the ground up.
Welding. Plumbing. Cleaning and purifying water.
Driving a truck to flying planes or sailing out in sea.

Something survival based. You’ll be able to barter it. Be paid for it. Teach it as well as leveraging it for yourself and your communities.