Some businesses are still cash only (support them).
The lady in my local minimart was wearing a red t-shirt with a giant QR code recently. I jokingly asked her if that was the QR code to scan, in order to pay for goods. She giggled and said “no, it’s fashion!” Right…ok then.
I’ve resorted to getting a chunk of cash changed into lower denomination bills at the actual physical bank (whaaaat?!?) at the start of each month, so that I have exact change in as many situations as possible. Try it.
I often take on the role of a human