Team Ethereum launched the application FOAM that is maps, using smart contracts.
Users can register points on the map FOAM, for which they will receive a token system. These tokens can be used for quality control, which allows you to confirm or deny the added points whether they are selected.
“The conclusion of the tokens themselves will be available after 45 days from the time that there was a run of the Protocol to prevent speculation. Cash tokens can holders FOAM placed at least 10 points on the map,” say representatives of the company.
On the map in the area of new York and Berlin have already become appear marked points.
According to Ryan John king, CEO of FOAM, centralized services mapping, such as GPS, is rather vulnerable and unreliable, and FOAM can be implemented in the real world.