For now, rather small businesses. Big companies will not use cryptocurrencies as the mean of payment because of the volatility. Imagine a shipyard - in this business, you make orders and sign contracts with years of advance. Simply impossible to be used as of now, if volatility exceeds 1% on a daily basis. And here, with BCH we had since 2018 bottom increase in price by 350%.
Perfect investment, poor mean of payment as of now.
The good thing, and also dangerous, that this type of operation has, is that in many of the programs and entities that allow to operate with divistas allow to work with leverage, in such a way that it is never necessary to have the money that you put at stake but a portion of said money