You have control over what is suggested by the algo, and can make several different feeds - in addition to just a feed of your follows. Rather than whatever "For You" is doing on Twitter these days.

Yup. There's the basic chronological feed. There's a Discover and Popular with Friends feed. But, you can create your own feeds and/or subscribe to feeds that other people have created. You can have feeds for a specific topic or subculture. They can be manually curated or algorithmically; the idea is that can you subscribe to your own recommendation algorithm. They can be as simple or as complex as you'd like. Plus, you typically know who created a feed. Let's say you want to hear about AI news. There could be a curated AI, assuming someone cares about to garden it.

Not after Twitter started forcing you to see accounts you don't follow.