Yes. If it's Bitcoin. Otherwise, no.
Discussion
With so very few vendors who accept crypto at all, and since many that do simply convert to fiat, why would you be unwilling to do the conversion prior to a transaction?
Yes. If it's Bitcoin. Otherwise, no.
With so very few vendors who accept crypto at all, and since many that do simply convert to fiat, why would you be unwilling to do the conversion prior to a transaction?