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the innovation is the blockchain, not the coins themselves 
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Concerning the blockchain, I feel something great is going to happen with Energycoin in the near future :-)
I'm aware of the great potential of the blockchain and I hope I can convience people outsite the cryptocurrency world to make use of that for deliver proof of green energy and reward smart usage of the greengrid. Wednesday (in two days) I have a very important meeting with a company working for smartgrid/smartmeters and rewarding Energiemunt (yes a Dutch version of EnergyCoin!), not crypto-version but a cridit token like airmails, used for reward smart usage of the greengrid. If we can come to an agreement then that is the start of a great future for EnergyCoin and we have a green snowball effect! The 1Kwh garantee value for ENRG is in reach then and many applications can be build.