Mixing the sorting and sharing powers of iTunes with the syndication and passive collection strengths of WebFeed aggregators.
People rarely ask for, wish for, pray for what they really want or really need. Don't make miracles, be the miracle.
We've been working our way back into the semantic web. From a presentational, to the logical, and then into the semantic layer.
By seperating the casual and protected data into two different systems, the ease of use can remain high, without an increased risk of identity theft.
The knock-down drag out fight between the current heavy-weight champion email, and the scrappy contender RSS.
Out of market audiences have different expectations then local audiences, deliver them the local "big picture" and leave out the national news.
Implicit personalization is a powerful tool, unfortunately, it rarely understands when I'm not acting like myself.