This is a terrible analogy, and really should be a dead idea. We absolutely need leftist dissent on X because the platform is that important and has that much reach.
This isn't a fair system, we can't disappear from the world's largest social media company over a principled stance, we need to be present and visible.
It's delusiona to think you can beat the nazis on their own terrain. Say anything uncomfortable and suddenly you're banned.
Twitter has removed efficient moderation and practically given carte blanche to bots and trolls.
Do you see ay infosec people on Twitter anymore? No, they all moved to Mastodon. In fact they were the first to move. Orgs are starting to move. So did Mozilla. So did LibreOffice.
Money can buy influence, but if you gather enough people and move away, the platform will sowly fall into irrelevancy. The only thing you accomplish by staying there is giving them legitimacy.