I’ve known about IPv6 for the last two decades or so, but I’ve never gone beyond “an overengineered solution to the IPv4 address space problem”. IPv6 was even presented as “every atom could get its own IP address, no IP address shortages anymore”, but I didn’t know how true that was either. I occasionally saw an IPv6 address here and there because almost every device supports IPv6 today. I believe cellular network operators even default to it, so you’re probably reading this on a device that use...