-Digital books and kindles replaced library books
-Regular mail was replaced by email
-Previously, we took actual photos; now we take digital photos
-Digital music replaced cassettes and CDs.
-We switched to direct deposit from cash or checks.
How often do you actually have cash? It's rare that I do! The next item on this list is money.
Then... Buy Bitcoins.
Replaced but not banned, right? Anyone who wants can still use the other method as long as they are safe, still exist and can be made. That should also apply to money. The alternative may be needed in the future, you never can tell.
Still on the users end to choose between, and it's not debatable since we already seeing that alternatives are available
in many forms, speaking about money, digital processing are likely being updated from time to time and many alternatives
are being presented which includes Bitcoin and other cryptos.