The more people see the engagement, the more chance of them asking “what is that?” It won’t be long until the apps are better, and links to articles could be less likely to get suppressed than migration memes.
I can only speak for myself, but I only saw Mastodon as viable after I started being exposed to the content there…
If every single post or comment with a fed url on a particular subreddit is being deleted by automod, then it’s because the mods of the subreddit presumably set it that way, and their wishes should be respected. Not respecting the wishes of subreddit mods was exactly how reddit got itself into the mess it is now in.