Touch interactive user-interfaces are the latest trend across today's gadget and gizmos landscape, however if you are not willing to shell out premium money for these expensive touchscreens here is something of your interest.
TMDtouch is an China based company which is offering an innovative solution to enable full touch ability and gesture support to existing screens without installing anything on the host operating-system, the "Zorro Macsk" system works by mounting an magnetic aluminum frame on top of your screen and plugging in the USB cable to get everything working. The sensors built into the frame interacts with OS native multi-touch gestures converting your screen to a huge touchscreen display.
Must watch, exciting video demonstration of "Zorro Macsk" with iMac running Mac OS X and an huge screen running Windows 8 posted ahead.