Yes, yes, you can use your iPhone 6 or iPhone 6 Plus to pay for merchandise in stores by merely touching the home button while you’re near a cash register. Huge ramifications for the slumbering mobile payments market. But there’s something else happening that could have a far greater impact on e-retail, for all merchants, not just those with physical stores. Earlier this year, Apple Inc. reached out to companies with highly successful mobile apps and asked them if they would like to be the first to integrate into their apps one-touch checkout via Apple Pay and the iPhone 6 and 6 Plus biometric fingerprint scanner. Not surprisingly, 10 big mobile players said yes.