And of course everything depends on the implementation. On my home fiber, the minimum latency to anything IPv4 is 20ms since the PPPoE concentrators are all on

And of course everything depends on the implementation. On my home fiber, the minimum latency to anything IPv4 is 20ms since the PPPoE concentrators are all on the other side of the country. IPv6 on the same line (which uses IPoE instead of PPPoE) gives me 5ms to a friend in the same city.