[commandersaki]

You'd still need IPv4 to connect with the Internet.

[MayeulC]

With the IPv4 internet, that is. You don't need IPv4 to connect to most GitHub pages anymore.

Admittedly, IPv4 internet is a good chunk of the Internet, but maybe not the part of interest to you at a given point in time. http://www.delong.com/ipv6_alexa500.html

[throw0101a]

Plenty of folks are IPv6-only. Mobile on T-Mobile for example:

* https://www.youtube.com/watch?v=nNMNglk_CvE