It is Clear that bitcoin will be the only Currency for payments
Like there will be no Cash or VISA
You can clearly see here on Bitcoin Rainbow Chart https://www.blockchaincenter.net/en/bitcoin-rainbow-chart/
That soon will hit 100k EZ and to 1M on Future
Be a Smart and Wise person Invest an amount for your Children Future on a Cold Wallet and never move those coins till your kids finish High school
So like 15-20 Years from now !
However, regulation of the crypto space has started but has not eaten deep into it, maybe some action will also be taking in that regard since it will look so much like an abomination by then. I expect a lot of surprises regarding Bitcoin in the future, let's just all wait and see. But people should not be talking as if they have a time travel machine which already made them know exactly what would happen.