- T-Mobile releases a video on the new and improved Sidekick 4G by Samsung.

- Some battery-saving tips so that you phone lasts longer.

- A Sprint-branded Motorola Xoom makes its way online, though we’ll still have to wait for an official announcement.

- RadioShack has just unveiled some pretty sweet trade-in deals for select Android phones this weekend.

- The Wi-Fi model of the Dell Streak 7 hasn’t been officially announced yet, but Amazon has just revealed it by setting up its pre-order page.