The rLoop with assistance from SpaceX is a high speed train that runs inside a vacuum tunnel and floats on anti-gravity magnetic hover engines.
It has been proposed to be put int place between Los Angeles and San Francisco and also a group in Manchester England are proposing a link between that city and London. Far in advance of the proposed HS2.
rLoop website
The rloop crypto currency coin is set up to gather finance in support of the project rLoopCoin.
nice to hear the steemit community sharing the rloop community's work! im a team of rloop - thanks for sharing!