>Yeah that's what I was thinking of when paying at the supermarket. Try explaining contactless payments to someone from 18th century.
I don't think folks, at least not the well-off, would have a hard time understanding any of the varied payment methods we use today, since they'd been doing conceptually similar stuff[0] for centuries by the mid-eighteenth century.
I imagine that live H5N1 virus will make raw milk extra tasty and, assuming you're not one of the 52% who will die from contracting the virus, Bob's your uncle, eh?
Come to the US and drink all the raw milk you like. Note that we don't have universal health care here, so bring lots of cash.