Lenvo has announced the Horizon 2, it's second generation 27-inch all-in-one that is more like a giant tablet than a regular PC. For the Horizon 2 Lenovo has added NFC and a neat way to share media from your Android smartphone and vise versa. You can use the Horizon 2 with motion controls via your smartphone; things such as navigating the UI, dragging things around and general sorting of files is possible. Lenovo has also added some multi-user games to the device that are suited for tabletop gaming.
Spec wise the Horizon 2 has a 12 percent weight reduction over the last model, you can have up to a 2,560 x 1,440 resolution display (1080p is still standard), up to 8GB of RAM and up to 500GB of storage.