@vincent Yeah, that's a good idea. Potentially, there are multiple ways to follow a fellow Micro.blogger: on the Micro.blog timeline, via webfeeds (RSS), newsletter, and ActivityPub.
All the above should be identifiable automatically for Micro.blog-hosted blogs and could be presented on the person's profile page. And maybe one should be able to add additional options?
For someone visiting a profile, it could look something like this mockup. Here, I imagine the visitor just tapped the