Enter your last.fm user name, and you get a personalized list of recommended SXSW shows.

You import a set of instructions on how to access a given information server to create your own personalized list of sources.

You can access this personalized list of favorite items from within any app by tapping the star that resides near the home button.

On Thursday, Facebook took a page from Twitter and introduced a "Trending" feature, offering a personalized list of hot discussion topics.