Our kids probably won't know what regular money is. Cryptocurrency in a few years will eradicate Fiat money and maybe it's for the better.
Look at the number of crypto projects currently under active development. I think that in 3 or 5 years we will not know this world. Blockchain technology will be everywhere!
The main thing is that technologies do not go too far and do not begin to threaten world security.
At least 90% businesses shut down within first year of their operations, 5% within the first three years and 1% within first five years, there's a very little margin of businesses that actually sustain and deliver.