There's little doubt to my mind that Meta wants #Threads to function as a service for delivering audiences to professional "content creators," though I think the model will ultimately be more toward the OnlyFans end of the scale than TikTok. And if part of their vision is to use machine learning to provide parasocial-relationships-as-a-service, then federation is going to be Mastodon's bridge into a very dark and warped corner of the internet: https://www.platformer.news/llama-3-meta-release-synthetic-social-network/