Probably features. If existing libraries can already do what you are marketing, and are better documented, there’s no point in using your library all else held

Probably features. If existing libraries can already do what you are marketing, and are better documented, there’s no point in using your library all else held equal. I think first you need to build distinguishing features to get people to notice the tech, and then document it to make it more usable and drive adoption into actual software