Some crazy ideas for the future with NFC are:
Eliminating flash memories. No more USB's, just use your phone and its SD card to transfer files from one computer to another for a presentation.
Eliminating office buildings. Consumers can buy things online with their phones, and employees can work at home using their phones. (Virtual Workplace). Completely eliminates commute costs
Eliminating coins and bills. We don't need cash if we can just tap the POS with our phones.
Eliminating coins and bills. We don't need cash if we can just tap the POS with our phones.
Eliminating phones. Who needs NFC integrated phones when we can embed NFC chips into our hands/other parts of our bodies?