You're getting far too granular. I never mentioned anything that nitty gritty for you to refute.
The merchants/retailers are the ONES WHO ARE BEING ASKED TO ADOPT this Apple product/service. Period.
I'm going to stop here, because you have already demonstrated how little you know.
Merchants are not being asked to adopt

From the merchant's point of view,

My original post is valid.
Your original post was clueless. You don't understand how

