Here are reputable links concerning those who are calling for the end of cash and who are using RFID (think Chip Implant) technology.
The End of Cash
Bring On the Cashless Future (Bloomberg.com)
Norway’s Biggest Bank Calls for Country to Stop Using Cash (International Business Times)
The End of Cash Money? (European Institute)
Office Puts Chips Under Staff’s Skin (BBC.com)
Some Swedish Workers are Getting Microchips Implanted in their Hands (Washington Post)