it is a decision that everyone can not make blindly but if you look the other way around there are some companies that if they start accepting Bitcoin as a means of payment then it will even help the price of Bitcoin because just imagine that Elon accepts Bitcoin as a means of payment just know that there is no way that the initiative will not affect bitcoin price and that is why and this is a matter of choice anyone you want the business owner will choose the exact thing that you want to bring into the business.
And if any business owner is accepting Bitcoin as a means of payment then they have to put things in place to make it easier for customers to pay using bar codes and many other things, and the business owner can even decide not to spend everything and keep some o be able to make more profit the moment all this strategy is put in place then you will even be in a better position than other business because of that uniqueness in payment method.