> It claims that it could “provide 50 times more transportation per kWh (kilowatt hour) than electric cars or trains,” that construction would cost a tenth of h

> It claims that it could “provide 50 times more transportation per kWh (kilowatt hour) than electric cars or trains,” that construction would cost a tenth of high-speed rail and a quarter of freeways Who knows what this claim is based on, but it is there.