There are a number of them: * trend spotting, analysis * finance * brand management * entertainment * faster news information * weather, disasters There

There are a number of them: * trend spotting, analysis * finance * brand management * entertainment * faster news information * weather, disasters There are a lot of possibilities, and even more arise when you enable the feedback loop. You can think of real-time search in a number of contexts... chat is real-time search on a topic, FriendFeed is real-time search on your social graph, etc.