Sphinx themes are a set of tem plates, maybe a bit of logic, depending on what you're doing. This is roughly analogous to, i guess, jekld themes or hugo themes,. And yes, it rendered. Sphinx has that. It's amazing when suffer continues to live like that. Re its foundation loft work tho the cosison. There's very little greenfield up there. And there's very little exciting work that r it's all contligerof proubles with lots of complexity.