Well, this has got us scratching our collective heads. Yesterday, Samsung was fairly certain that its latest and greatest Chromebook would be a WiFi-only affair. Today, however, and a listing has appeared on the company's official website and Amazon that shows a 3G-enabled option for the only marginally higher price of $329.99. While it's not mentioned in either listing, presumably you get the same allocation of roaming data from Verizon (100MB a month for two years) that its brethren receive -- and given that we described it as being "80 percent of