That is a collective problem, though, not an individual one. I have always been able to get enough v4 addresses for all my needs.

Yep, iot would be a tremendously worse security problem if everyone wasn't actually operating a household subnet without knowing it.

When your washing machine, fridge, etc all come with ipv6 5g modems is when your house becomes part of the future IT battlescape between lots of different entities that do not wish you well.