https://fabiusmaximus.com/2016/10/01/the-hyperloop/
Summary: History shows that the new industrial revolution just beginning will bring wonders, things often seemingly more like science fiction than practical technology. Here Stratfor looks at the hyperloop, a potentially transformative new transportation technology — if it works. At the end are links are posts about even more fantastic technologies.
Following a recent visit to Elon Musk’s Tesla electric car factory in California, Indian Prime Minister Narendra Modi expressed interest in a less mature but potentially more groundbreaking idea: Hyperloop. Musk, the founder of companies such as SpaceX and Tesla, released an open-source proposal for the new mode of transportation in 2013. Essentially a levitating train car traveling through a tube in near vacuum conditions, Hyperloop technology could make in minutes trips that normally take hours.