https://www.theguardian.com/technology/2017/aug/09/elon-musk-boring-company-commits-building-600mph-hyperloop-tunnel-network

Tesla head plans short and long distance tunnels including Hyperloop from New York to Washington, but it’s unclear whether plans have government approval

Elon Musk’s Boring Company has recommitted to building a network of high-speed transport tunnels, including a Hyperloop vacuum-tube supersonic transport system between New York and Washington DC, which it claims will whisk people from A to B at 600mph in a vacuum tube.