Sure, but in the mean time,the consumer is protected, leaving them much more confident about trying new merchants, or about transacting at all.
And I'm not losing 3%, the business may be but I'm not in any way that's visible.
Further, there are new products and methods entering the market that require neither Visa/Mastercard nor a hideously inefficient PoW blockchain or multiple exchange parties.
Payments (in Europe at least) are likely to change in the near future, but not to that.