In addition to announcing availability for the XO tablet, Vivitar is outing the new 7-inch Camelio slate at CES. Like the XO, it has a family-friendly bent, with optional $20-$30 "personality kits" that customize the user experience with themes like Thomas the Tank Engine. Vivitar had the slate on hand -- and even provided approximate pricing and availability info -- but it's mum on specs for the moment, as it still considers this device to be in the prototype phase. About that MSRP: it will be about $129, with a release date in late spring. We spent a few minutes playing with the Camelio, and though there were no pre-loaded kiddie apps or personality kits to play with, it's c