Sent from my iPad On 12 Dec 2014, at 18:14, John Levine <johnl@xxxxxxxxx> wrote: >> When was the last time you could actually buy a tablet, laptop, >> desktop, cell phone that didn't support IPv6? > I don't think my televisions, or any of the set top boxes, support IPv6. The are a lot of domestic items, with long expected service lives, that are IPv4 only. Stewart