IPv6 have some issues, but the main reasons it's ignored is that big&powerful do not want a global per device, so they do not want people buying a domain name a

IPv6 have some issues, but the main reasons it's ignored is that big&powerful do not want a global per device, so they do not want people buying a domain name and then host easily their own stuff, call easily P2P anyone else and so on. That IMVHO the real reason who stop the adoption.