Too little too late. Even in 2012 it was obvious that ipv6 is the future; pretty much everything already supported it, maybe the hardest obstacle was overcome.

Too little too late. Even in 2012 it was obvious that ipv6 is the future; pretty much everything already supported it, maybe the hardest obstacle was overcome. Maybe 15 years earlier some alternative format could have gotten traction, but then dot-com boom was in full swing and nobody worried about future and ipv4 exhaustion.