Use +New Link
New link goes into the magazine (like a reddit post)
The microblog portion here is more like a twitter feed.
This video help me understand it better. https://www.youtube.com/watch?v=S57uhCQBEk0&
EDIT: There is also this FAQ https://kbin.social/m/kbinMeta/t/11493/A-small-FAQ-to-hopefully-help-new-users-to-kbin
No AMD would be future proof. Future is AI tech. Unfortunately AMD has none of it. Until AMD gets the equivalent of Tensor cores, I wouldn't recommend it. AI tech is moving REAL fast, and there is a lot to be gained in speed, physics and fidelity.