It's been a while since we've heard from MSI. Sure, the company is still into gaming laptops, but remember that this is a company that once dominated the netbook space alongside the likes of ASUS and Acer. Well, netbooks are dead, and the company never really embraced tablets, the thing that replaced them. At some point along the line, MSI more or less stepped away from the mobile game. That might be changing. If the company missed the boat on tablets, it's definitely not going to sit out the Ultrabook craze: the company recently announced the Slider S20, an upcoming Windows 8 ultraportable whose 11-inch touchscreen can be push