Apologies, the TC article states why the JoinMastodon account was suspended:
> Twitter apparently suspended its open source competitor Mastodon from the service on Thursday afternoon. Just prior to its suspension, Mastodon (@joinmastodon) tweeted a link to the jet tracking account on its own service, according to archives.
> Twitter apparently suspended its open source competitor Mastodon from the service on Thursday afternoon. Just prior to its suspension, Mastodon (@joinmastodon) tweeted a link to the jet tracking account on its own service, according to archives.