Version 2.0 of the iPhone Slack Radio has some interesting features. One of them is station caching, which will allow users to store music for off-line access, so you can listen anywhere. My Source says that it takes about 20 minutes to cache six stations, and you need to purchase the Slacker Radio …

While many people are talking about the App Store hitting one billion downloads, Slacker Radio reports that it has surpassed the 1 million download mark for the BlackBerry Smartphones as well. BlackBerry enthusiasts cite many reasons for choosing Slacker, including a music library with four times as many songs and the high-fidelity audio on Slacker [...]