When you open iTunes and go to the “Top Songs” list, you see a total of 100 songs that are currently popular. Each song has the Genre, Album name and the Artist Name. But what if you want to know which Genre is currently popular or which Album or which Artist? That’s where iTunes songs clouds come to rescue. Check it out! What’s more, you click on the links, they open up a in-line popup that shows the corresponding songs with their rank. Ain’t that cool? As of this writing, Pop followed by Hip-hop/Rap are the most popular Genres.