It aggregates 130 CBS Radio terrestrial stations plus hundreds of interactive stations from its streaming partners AOL Radio and Yahoo Music Radio. It also offers new opportunities for advertisers and “improved audience measurement”, plus “a visual history of audio spots heard while listening to the stream.” The “scrobble” feature of CBS-owned Last.fm lets users analyze their listening habits by artist and get recommendations about other music they might like. CBS says the enhanced Radio.com platform carries more than 600 stations, news feeds and original blog posts about music, news and sports.