And for Medium-specific communication there is simply no excuse. Medium has its own Mastodon server, directly linked to from all our profiles.

How much easier could it be to say 'We will no longer be using Twitter because of its egregious abuses - for all news, updates and comments from our team, please follow us on Mastodon - here is a lnk to set up your account if you have not yet done so.'

Quite aside from disavowal of Musk-era Twitter being a moral imperative, it would be straightforward to do, and in fact beneficial to the creation of a genuine social media ecosystem hosted on Mastodon.