This $ 11 billion figure marks a significant increase from the company's original plan of $ 4.5 billion, which it announced in 2015. (digitaltrends.com)
It's not likely ever to be built to scale (original plans called for 3,000 cars running 150,000 trips a day), being too expensive and inefficient. (treehugger.com)
The company's original plans didn't include security coverage, and that's still the case. (techhive.com)