A lot of merchants have had the ability to let people pay for purchases using ACH payments.
that's what you get for not reading the story.
Or rather, can't read the story due to paywall. I just accessed link you shared, but the website force me to choose either register an account or pay subscription.
The death of bitcoin. No real world use case to buy things from a major retailer. Walmart knows that taking payments in BTC would be even WORSE than paying merchant processing fees...
I can't read the story. But have you tried searching list of company which accept Bitcoin or other cryptocurrency? If you did that, you can find such list such as
https://bitpay.com/directory/.