1. We really need some way to incorporate comments directly into the RSS feed (and no, doing it separately WordPress-style doesn’t cut it).
2. If you have a large number of RSS feeds in your aggregator, they really need to be tended like a garden. The dead wood and decaying flowers need to be trimmed away to let new shoots flourish, and you need to mow the lawn regularly. 1909 items unread does not count as a well-mown RSS lawn.