Elon Musk wants to revolutionize transportation with high-speed trains in enormous pneumatic tubes . Such trains could theoretically whisk people from Los Angeles to New York in 45 minutes . According to ET3 , state trips would average speeds of around 370 mph , while international trips would hit that insane 4,000 mph mark . A Colorado firm is in the early stages of development of such a system . Comment:
Elon Musk wants to revolutionize transportation with high-speed trains in enormous pneumatic tubes . Such trains could theoretically whisk people from Los Angeles to New York in 45 minutes . A Colorado firm is in the early stages of development of such a system . Comment: