#IOTA News: Harm Van Den Brink will present #IOTA in smart grids and mobility at https://t.co/IqA3SFF4eL#mobility #smartgrid— IOTA News (@iotatokennews) January 18, 2018
#IOTA News: Harm Van Den Brink will present #IOTA in smart grids and mobility at https://t.co/IqA3SFF4eL#mobility #smartgrid