seems like that would be the only good thing about this technology. instead, you receive a certificate of value which can afterwards be traded as you wish. stir and break up pieces so they're small. call us to discuss your needs. the rack is very interesting to me. "we can't pass bills ourselves, but we can bring attention to problems." you are therefore better off using the very efficient public transport system. has it already been two years?? just add a camera, a lens and you are good to go. 