Consequently, the Wii channels that required it, online data exchange via Wii Message Board, and passive online features for certain games (the latter two of which made use of 16-digit Wii Friend Codes) have all been rendered unusable.
As a result, the Wii's required channels, online data exchange via the Wii Message Board, and passive online features for some games (including those that used 16-digit Wii Friend Codes) are now non-functional.