While it is a big deal, it's really something that needs to happen. I'm hoping that once IPv4 addresses become more and more expensive, that people will start

While it is a big deal, it's really something that needs to happen. I'm hoping that once IPv4 addresses become more and more expensive, that people will start making their content available over IPv6. There is indeed a very large amount of software that is going to break with the change. Right now, there's little motivation to make your software IPv6 compatible, as everything is either dual stack or IPv4 only. Hopefully news like this makes developers take notice.