Wirelessly posted (BBBold: BlackBerry9000/4.6.0.297 Profile/MIDP-2.0 Configuration/CLDC-1.1 VendorID/102 UP.Link/6.3.0.0.0)

My Gralab is about 12 inches from the paper and I go eight minutes testing the paper before I see a coin. I wouldn't sweat the glow-in-the-dark facings of a Gralab.