I thoroughly enjoy the Steam controller and would’ve loved to try out one of the less conventional prototypes. I hope Valve can justify making another controller.
Unlike with fractional scaling, fortunately, it seems to just work™, at least on my machine. I’m honestly not sure what’s left to do with it before putting it in the Settings app by default.
The Software Engineering Handbook PDF appears to just be a single page with a broken link on it; is there an archive for the document that’s supposed to be there?