Lenovo is back at blowing minds again with another concept device with a bendable screen. At the third annual Lenovo Tech World last week, the Chinese tech giant wowed attendees with the Lenovo Folio, a tablet with a screen that folds in half into a phone. Before you start getting too excited, you should know that the Folio is a concept device, which means it may not be released as a consumer product anytime soon. Even so, that doesn't make the device any less impressive. The tablet has a 7.