Tiny Transistors Could Be Used To Track Cash
disco_tracy writes "Banks have long considered placing silicon transistors on currency for security purposes, but the technology was too chunky and intensive for paper bills. Now, tiny low-power organic transistors developed by German scientists could make it possible to really follow the money."
Why not just use "Where's George" stamps?
by strange coincidence, gold and silver transactions over $600 are now required to be tracked by the IRS