On your first concern:
Krugerrand gold coins where a long time tainted by many governments.
So your concern about goverment overreaching can't be solved by Money and shouldn't be silved by money.
It must be solved by you.
Your second concern:
Welcome to life.
Everything you care for or appreciate is something you need to be willing and being capable of preserving/protecting/defending or be prepared to loose it.
Your last concern:
#Bitcoin is technically limitless divisible.
So even a last Satoshi can serve as the world monetary basis.
Please let these things sink in before you reply with the default follow-ups.
#Bitcoiners appreciate if others do some thinking of their own.