The Wearable Form Factors They're Banking On

Source: Forbes

Copyright: Google Glass

Copyright: Google Glass

Copyright: Apple's iWatch

Copyright: Apple's iWatch

Nike FuelBand

Nike FuelBand

If it were my guess? It's only a matter of time before the above become implantable and bearable! Fancy an iPlant? Then read on here: Katina Michael and M.G. Michael. "Implementing Namebers Using Microchip Implants: The Black Box Beneath The Skin"
This Pervasive Day: The Potential and Perils of Pervasive Computing. Ed. Jeremy Pitt. London, United Kingdom: Imperial College Press.