Price is too steep. Cardputer is 30 bucks.

There can be other valid usecases than yours where the price is not an issue.

And surely you are aware of the challenges of supply+demand and the issue of using offshore labor... that means most products made ethically and at low volumes are inherently going to be expensive.

This has NFC built-in which is something I've been looking for for a long time, there are no other ready-made programmable devices on the market you can buy that have a screen, touch, NFC and a battery, that I know of, so it's perfect for me, and the price is not a concern.