> They wouldn't be able to maintain a sewer system or a public health infrastructure though so they'd probably all get cholera.

But imagine the market for patent snake-oil medicines that would create! The business opportunities boggle the mind.

Keep moving the goal posts. All these things can be done (as they are generally done privately). The only thing Libertarians can't do is fight a total war.

Yes, they can be paid for by turning to piracy so you don't have to raise taxes.

https://www.npr.org/transcripts/771371881

Piracy can only happen in non-private properties.