Sure, but their algorithm in their app will be steering their users to content across the fediverse chosen specifically to engage enrage those users. Even if the broader fediverse isn't being fed directly by their algorithm, the worst of the Threads user base will be showing up in our communities and comment sections.
Technically, no, but you may want to. All of these services are federated and interact with one another. Mastodon users can interact with pixelfed posts and lemmy communities and anything else in the Fediverse. In reality, though, these services, and their clients, are built for specific types of content. If you're spending much time at all on those other Federated communities, the "round peg, square hole" nature of using a Reddit-like app to use a Twitter-like service (as an example) may start to chafe.
Sure, but their algorithm in their app will be steering their users to content across the fediverse chosen specifically to
engageenrage those users. Even if the broader fediverse isn't being fed directly by their algorithm, the worst of the Threads user base will be showing up in our communities and comment sections.