The only thing not really compatible would be screen protectors and some fully form fitted cases since the trackpad and keyboard area on the device have changed ever so slightly. (crackberry.com)
As well as being extremely sturdy and made with very high quality, it also has enough room for 2 monitors and the wide keyboard area allows for more mobility around your workstation. (kingofthegym.com)
When it comes to the software keyboard, just swipe on the keyboard with two fingers to turn the entire keyboard area into a giant trackpad. (iphonehacks.com)