> ad-hoc local networks Actually that's not a problem for that. Since people who are actually using them have no idea about IPv4, too and just copy addresses.

> ad-hoc local networks Actually that's not a problem for that. Since people who are actually using them have no idea about IPv4, too and just copy addresses. Actually you could create local address with everything prefixed by fd + 40 bit which could be just fdff:ffff:ffff:ffff::1 which isn't really hard to remember.