In trying to wrap my head around the Karma hotspot a new prepaid 4G mobile hotspot service that relies on anovel model I keep coming back to the (often post-Apocalyptic) sci-fi stories where some other commodity or service has supplanted cash or gold as the chief currency.
But soon after, I developed anovel mathematical model which can be used by doctors and environmental specialists to quantify the effect of the pollutants on the lung function as measured by the peak expiratory flow rate-- which is essentially how much a person can breathe out in one breath.
The laptop uses the GPS data to maintain a 3D model which keeps the vehicle correctly positioned in the virtual world, and much "like anovel, " the story unfolds as different turns (ahem) take place based on the decisions players make.