97 karma · joined September 26, 2019
https://www.bbc.co.uk/news/business-32738088#_=_
Not sure if these actually used X-rays but it'd be interesting to find out if they did.
EDIT: In hindsight, I really don't think the type I remember used X-rays.
ANOTHER EDIT: Looks like this is the company that made the ones I can remember: http://sensatech.com/applications/index.html
Not necessarily, if banks pull out of Apple Pay you might end up having to open each banking app every time you want to use that card, rather than having easy access to all your cards in one app (Apple Pay).
EDIT: of course that doesn't help with the loading of open source software on the device.