You are correct, and this has been done already: http://www.gsmarena.com/results.php3?sName=Padfone http://www.gsmarena.com/results.php3?sName=Padfone The disa

You are correct, and this has been done already: http://www.gsmarena.com/results.php3?sName=Padfone http://www.gsmarena.com/results.php3?sName=Padfone The disadvantage is that you are still carrying the smaller screen without using it, so it adds to the weight/volume of the device.