miércoles, 10 de junio de 2015

Unmanned drones could track trains across Britain to provide phone signal

Radical plans being considered to end the scourge of 'dropped calls' include tethering balloons to carriages to ensure passengers can use their phones









June 10, 2015 at 08:17PM from Travel news http://ift.tt/1dx3FAf
by holiday travel

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