As I understand it, most of the fees associated with US credit cards don’t actually go to the parties that are on the hook for disputes.
https://usa.visa.com/content/dam/VCOM/global/support-legal/d...
> If the dispute is valid, the acquirer deducts the amount of the dispute from the merchant account and informs the merchant.
Also, keep in mind that companies like Stripe will not only recover the disputed amount from the merchant but will also recover a fee from the merchant!