The fact it might make you obsolete is why you're pressured to get on board with it in the first place. Feeling it's safe to ditch it means you've figured out that it's not going to be a threat.
in the end, you still have to swallow the bitter pill if you want to stay relevant - like Microsoft did with Linux
Online stores can add crypto payment easily through sites like coinpayments.net. And when those transaction fees are a half of a percent, of course consumers are going to embrace that.
My material supplier recently started tacking on the 3% credit card convenience fee for swiping a card. It won't take long for a company to come up with a solution for retail that will only cost 1% or less for the consumer.