One issue is that Microsoft makes so much on data collection, that they actually pay manufacturers to put Windows on there, it’s one of the methods used to try to keep stock computer prices low. While this is scummy and anticompetitive, it helps the consumer and gives me a chuckle that installing Windows inherently decreased the worth of a computer.
I moved from Google Podcasts (which is pretty good) to AntennaPod, which is FOSS and honestly, pretty damn solid