The most highly antcipated gadget of 2012 is, without a doubt, the iPad 3. With Apple completely dominating the tablet "market", all eyes are on the Cupertino, Calif.-based company to see how it plans to keep the momentum going. No one knows for sure what the next tablet will bring. However, thanks to reports from various sources like Bloomberg, theWall Street Journal, and others, we can deduce that a few things will go down when Tim Cook takes the stage later this week to announce Apple's new tablet. Here's everything we believe we know about the iPad 3.