Not to mention TeleMessage violated the terms of the GPL. Signal is under gpl and I can't find TeleMessage's code anywhere.
Edit: it appears it is online somewhere just not in a github repo or anything
https://micahflee.com/heres-the-source-code-for-the-unofficial-signal-app-used-by-trump-officials/
The platform owners don’t consider engagement to me be participation in meaningful discourse. Engagement to them just means staying on the platform while seeing ads.
If bots keep people doing that those platforms will keep letting them in.