The entrepreneur says his system will see modified electric cars travel at high speed underground.
from BBC News - World https://ift.tt/2S4k1p6
from BBC News - World https://ift.tt/2S4k1p6
Elon Musk unveils prototype high-speed LA transport tunnel
![Elon Musk unveils prototype high-speed LA transport tunnel]()
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December 19, 2018
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