Maybe you could use a usb device that is physically attached to the chair, then a thin usb ribbon cable that plugs into the computer, but pulls out quickly. th

Maybe you could use a usb device that is physically attached to the chair, then a thin usb ribbon cable that plugs into the computer, but pulls out quickly. that way if the computer is taken it would auto lock the machine when the ribbon is removed. It would take work to get setup again, which may make the NFC setups better. you should also follow the leap motion device. https://www.leapmotion.com https://www.leapmotion.com it could enable some facial recognition apps, or new approaches for data entry that are not just voice control. Also, something like this may make it less desirable to steal, and be another way to mount it to your chair. https://www.stoptheft.com/products/stoplock https://www.stoptheft.com/products/stoplock