As we know, we still don’t have a processing tool for RSS, similar to Netscape Browser for HTML. I believe one of the reasons is tool developers don’t not have very clear idea about what people really want. To my impression, you have stated some of your desired features in your blogs. For example, Chris has following post: Standing out in a commodity crowd
This post serves as an invitation to gather requirements for RSS processing tools. It’s time for us to think it again!