Of course you can use SWIFT, at the cost of bank fees, opaque exchange rates and waiting a week. You could also take a briefcase full of cash on a plane.
Whereas with crypto, you get transparent fees/rates, transaction confirmation in minutes, at any time of day, with a permanent cryptographic record of payment, and you don't unnecessarily leak information to the recipient's local tax authorities.
Whereas with crypto, you get transparent fees/rates, transaction confirmation in minutes, at any time of day, with a permanent cryptographic record of payment, and you don't unnecessarily leak information to the recipient's local tax authorities.