I started doing this a couple of years ago. In fact, I found this post when going through my RSS after breakfast. My biggest problem so far is that the RSS data is often very lacking (body, images, etc) and that there are still lots of content I'd like to filter out by sentiment. Like if I follow a technology outlet I don't want to know that there's an absolute steal on Sonos Arc on Bestbuy because I'm generally not…
I use Feedbin (self-hosted) and it has no difficulty with displaying images.
I'm happy to keep paying for the hosted version but I love knowing I have the option to self-host if it goes belly-up. Thanks for pointing this out!