I love reading discussions like this on usability.
Here is some reading on "Trackbacks", a feature of many blogs that lots of people (myself included) don’t fully understand: here and here.
Here is a Palm RSS reader. It requires the mini Java VM.
Here is a pretty comprehensive list of RSS readers.
You M$ Outlook fans might like this guy. From the screenshots and description, the integration with Outlook sounds pretty good.
I love the little user/developer scenario Greg describes over here.