Specialization is for insects.

"A human being should be able to change a diaper, plan an invasion, butcher a hog, conn a ship, design a building, write a sonnet, balance accounts, build a wall, set a bone, comfort the dying, take orders, give orders, cooperate, act alone, solve equations, analyze a new problem, pitch manure, program a computer, cook a tasty meal, fight efficiently, die gallantly." - Lazarus Long

You have to diversify. While something (bitcoin) is down something else is up (value measured in purchasing power).

Minimize or eliminate Fiat as much as possible but diversify diversify diversify.