So maybe the point is to find a small enough niche where you have little competition, and build something that fills that tiny niche/solves that core problem ve

So maybe the point is to find a small enough niche where you have little competition, and build something that fills that tiny niche/solves that core problem very well (and nothing more). And you can expand from there with features, etc. to build a big company? I don't know, but that makes a lot of sense to me...