I think, Bitcoin does not change the purpose of the state of origin. Most important for payments is the high security of bitcoin. Lightning integrated payment on BTC will turn into a super payment station, millions of transactions per second. Investment purpose won't be a big deal once we reach free users, The fact that large organizations are keeping large volumes based on accumulation is proof of the success of lightning network btc in future. It's like shredded, like a proof of stake.
true as you say, bitcoin never changes anything, and bitcoin also never loses its purpose, because we all already know bitcoin is a very valuable asset, the purpose of bitcoin is to give us a new civilization, and provide new challenges, as the world develops in the world. digital, then bitcoin crawls up,, because when the world starts to advance, our minds must go forward, to look for something new, to generate income..