first side to the second side the second rate of the output roller 180 varies and the first rate of the input roller 120 also varies in one embodiment one or more computers are used to control among other things the rpm rate of the input roller the rpm rate of the output roller the movement and positioning of the trolley the temperature of the heat transfer assembly and the rpm rate of the stock spool in one embodiment a user selectively inputs one or more of the rpm of the input roller the rpm of the output roller the movement and positioning of the trolley the temperature of the heat transfer assembly and the rpm of the stock spool the user may engage with device and or controller through a display the term u201c display u201d refers to a portion of one or more screens used to display the output of a computer to a user a display may be a single screen display or a multi screen display referred to as a composite display a composite display can encompass the touch sensitive display of one or more screens a single physical screen can include multiple displays that are managed as separate logical displays thus different content can be displayed on the separate displays although part of the same physical screen a display may have the capability to record and or print display presentations and display content such as reports in one embodiment the user interacts with the computer through any means known to those skilled in the art to include a keyboard and or display to include a touch screen display the term u201c computer readable medium u201d as used herein refers to any tangible storage and.