> If a channel is actively posting to migrate to another network, that isn’t appropriate. It’s like all facebook groups posting “Hey lets move to twitter now”.

I feel like only a non-open networks would forbid advertising that the project moved to another place.

But completely unrelated to that, it seems that Freenode took control of communities that haven't moved to libera.chat: Allegro (https://twitter.com/CriadorDeJogos/status/139750445711463629...), Elixir (https://twitter.com/AmNicd/status/1397448111291879424).