Lenovo demos laptop that converts from 13 to 15 inches with a convertible top
Bulk / The 12.7-inch screen opens from under the keyboard to expand to 15.3 inches. The Lenovo laptop with a screen that can roll from 12.7 inches to 15.3 inches is just a proof of concept, but it looks pretty serious. The company first teased the OLED-capable laptop online in October but showed it off …