Slacker Personal Radio 2.0 is now in the iTunes app store, along with its great new local caching feature (hello new AT&T capped data plans!), and to celebrate Slacker wants to give away five (5) one-year subscriptions to their premium Slacker Radio Plus service (and they're throwing in five (5) 3-month subscriptions for runners-up as well).

It'll be the perfect thing to run on a new iPhone -- and oh, yeah: TiPb's giving away an iPhone 4 as well.

If you want to win, download the Slacker Personal Radio app from iTunes, try it out, and then leave a reply in our iPhone Contest Forum and tell us what music you're caching on your iPhone.

Slacker let us know that they're pushing out a new version of their iPhone applications, which should hit the App Store any time now [Free - iTunes link]. What so streamers have to look forward to?

Aside from the massive song library and the usual enhancements and interface streamlining, there's larger album art view, recently played stations folder, an option to disable sleep mode, and for Radio Plus subscribers -- song lyrics,

Slacker users, when you grab the update, let us know what you think!

More screenshots after the break!

Today on the forums we have a few threads that are not to be missed.

First up we have the Slacker Radio Plus give away thread! 10 lucky members of our forum have a chance to win a month free of their premium service. For more details head into that thread now!

Next up are the Official TiPb Reader's Choice threads! All 10 of them! Rene has worked very hard putting this together for all of the TiPb faithful so please be sure to participate. This is your chance to make your voice heard, so don't let another minute pass without voting! For more information take a look here.

This one is a older a thread that was brought back to life, and it is a good one. How do you spend most of your time on iPhone? Do you use it mostly for the phone? Email? SMS? How about Internet? Let us know!

Last but not least we have a Twitter thread. Twitter has exploded and is very popular as of late. Are you addicted to it like all of us here at TiPb? You can follow TiPb on Twitter for all our latest updates, and feel free to add all of your favorite TiPb personalities! Here are some links to us: Myself, Rene, Chad, Brian, Casey and last but not least -- Dieter.

To get in on all of this action be sure to register for the forums, it's simple and free.

See you on the forums!

The kind folks at Slacker have offered up 1 month of Slacker Radio Plus -- their premium service that removes the ads and bolts on more personalization options -- absolutely FREE to you, the TiPb faithful (or at least 10 of you!).

Here's what you need to do:

• Download and install the free Slacker App for iPhone
• Head on over to the TiPb forum and post on the Slacker give-away thread
• Sit back and (if ya win!) enjoy your free month of Slacker Radio Plus!

Get to it!