Technologies

cooliris.com -- this one allows you to view large lists of images at a glance.

twitter.com -- a social networking site that allows users to "follow" other users online and, possibly, through their phones. Users twitter what they are currently doing to their followers in 140 characters (letters and spaces) or less.

wordpress and blogger--online sites to host your blog. If you have a gmail account, your login information will be the same for blogger.

flickr--uses a process of folksonomy for users to assign their own tags. Uses a collective intelligence method to categorize all of the images on the site.

gettyimages -- uses a lot more time and energy to categorize their images (compare a search between flickr and gettyimages--flickr has more returned results, but they may not be as accurate; gettyimages returns less that are categorized on a stricter set of rules).

pandora -- pandora is radio online that uses an algorithmic approach to determining user preferences. You enter a song or artist that you like, and pandora will generate a list of artists or songs that you might like.