The world is still deciding what Bitcoin does as well as how is should be classified, after it's inception twelve years ago . Practically, Bitcoin isn't isolated from the traditional banking system because its price is supported by USD bank liquidity making its trade as a speculative asset rather than a currency.
Bitcoin value is not supported by any currency like USD or so, it has its value and it remain the same, just that the other currencies that is been related to it is to estimate its value when converting it to any fiat currency, USD is mostly used because it is a currency that is famous and mostly used world wide.
Satoshi Natamoto envisioned Bitcoin as an alternative to traditional fiat currencies. If Bitcoin had been trading on its core value proposition - the ability to be your own bank - then Bitcoin would have rallied with rising bank uncertainty
After all, Bitcoin network suffers from scalability issues and high transaction fees, leading many to believe that Bitcoin is more of a store of value than an alternative form of cash. With Bitcoin and other cryptocurrency, we're faced with a more futuristic form of money
Bitcoin is an alternative currency to fiat that store value and it kick against banking monetary system because you will control your money your self.
Again, it is not been affected by inflation like other fiat currencies, therefore, I will like you to learn more about Bitcoin.