WWDC News
"Now: Safari. We're going to take it a step further. New thing - RSS. Get all this datafrom sites and format it how you want. List of site that offer RSS sites (MacRumors,surprisingly, was not mentioned... though we do have one :) )Wouldn't it be great to aggreate rss feeds and search through them for things youwant? Demoing Safari's RSS reader.
New search field in Safari for RSS. Shows search in Google, but says there's a delay by days.Instead can search RSS feeds, and presents them together."