Plenty of stores also support Google Pay, or Apple Pay. PayPal or Amazon Pay. Or are clearly basic Shopify stores. What is the alternative, only using "big name" payments? That's how you get monopolies rent-seeking.
yes. it takes 2 seconds to create a new virtual bank card. also most things on a non-centralized marketplace are cheap compared to the premium of Amazon's total hegemony
Do you really want to give out your financial information on some shady overseas websites though?