Nope, the core philosophy of bitcoin is being P2P cash that doesn't use third parties to transact, like writed in the first page of whitepaper.

Yes we can, if state can't control that asset, but if they can they don't co-own, they own and in my vision they already own it, they only do not exercize any measures of control because they don't need to do it.

While Bitcoin mining is centralized, bitcoin has no chance of being free.