Unlike Apple Pay, which uses wireless NFC technology, Walmart Pay takes its cue from the CurrentC playbook, using QR codes that you scan at checkout with the iPhone’s camera. Walmart Pay, in beta since December 2015, is now available throughout all 4600+ stores in the United States via the free Walmart app for the iPhone. The Walmart-led MCX consortium and its Apple Pay competitor CurrentC may be dead in the water (see “ CurrentC Out of Juice,” ), but the retail behemoth hasn’t abandoned the dream of running its own mobile payment system. #1664: Real system requirements for OS 2023, beware Siri creating alarms instead of timers.#1665: Important OS security updates, abusive Web notifications, solve myopia with an iPhone, Self Service Repair.#1666: Air quality websites and apps, The Password Game.#1667: OS Rapid Security Responses, 1Password and 2FA, using Siri to request music.#1668: Updated Rapid Security Responses, OS public betas, screen saver bug fixed, “Red Team Blues” book review.
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