It is limited, it is controlled (lol). Yet they somehow manage to be involved in cryptocurrency. I think Russia will get same experience.
How many North Koreans you have seen around this forum?
The fact that we does not see them does not mean that they are not here. If in North Korean internet is monitored, censored, blocked, prohibited, then how they hell they manage their hackers manage to steal crypto from users and exchanges? Do they do it just for fun or to show their power? If they manage to be in crypto, then cunning Russians will definitely get around blocks.