I was shocked when I moved to Stockholm in 2017 and could not get an IPv6 address at home.
Almost 8 years later, I still cannot get IPv6 at home.
The upcoming Samnet.se conference has a session about why Sverige lags behind other countries in IPv6 adoption.
SNUS.se (Swedish Network Users Society) published a report in 2022 that explained the problem and several solutions.
English machine translation: https://docs.google.com/document/d/1gj0KwYq31HjsWPQ12fnOpkXc0SaQq4US1F3gvaQMbP8/edit?tab=t.0

Translated copy of IPv6-En-sammanfattning-2
Google Translated from PDF at https://www.snus.se/2022/07/ipv6-i-sverige-status-2022/ IPv6 - A summary of the situation in Sweden Sweden currently lacks a broad introduction of IPv6, a modern protocol for, among other things, Internet traffic. This damages Sweden's competitiveness in both the ...