> Most ISPs will allocate you a fixed /64 not really. the case where someone in a household power-cycles the router and it gets a new ipv6-addy and then one ha

> Most ISPs will allocate you a fixed /64 not really. the case where someone in a household power-cycles the router and it gets a new ipv6-addy and then one has to power-cycle all networked devices too because they have no way of knowing that the old prefix is dead, is very common.