31. A computerized system for adapting an entity vector, comprising: a converter capable of converting an observed behavior of a user into a behavior vector; and an entity adapter capable of modifying an entity vector indicative of an item based on the behavior vector.
32. The system as defined in claim 31, wherein observed behavior is selected from the group consisting of: submitting a query to a web site, requesting a web page, purchasing a product, visiting a merchant, visiting a web site, inquiring about a product, watching a TV show, and watching a movie.