I Love the Idea of Elisha Patenting a Filling for Shoes

i love the suggestion that you can kind of get from what little we do know about her, that she and elisha were clearly like partners. And so i kind of loved the idea that eunice was patenting a filling for shoes and boots so that they would not be squeaking, and he was patented a sort of similar but slightly differnt ice scape. But where is that filler? Because i still have squeaky shoes. Although i imagine, i imagine that was a filler that was intended for shoes of the time, which often had, like, a much thinner leather sole than la my sneakers to day, which are squeaky. Ye, i do not mean the