Yep Hackett called it right. He put his money where his mouth was too: he sold his ISP to iiNet/iiBorg (who were subsequently consumed by TPG) and got the fuck outta dodge. It's a pity; Internode was possibly the best ISP in the country.
When you say v6 /56, does that mean you can have 4,722,366,482,869,645,213,696 addressable hosts? [I don't CIDR gud...]
"Whingepool" have their nickname for a reason ;)