Just finished reading the pdf and now I understand why this is by far the most popular HN post for a long time (ever?). I now post my feeble comment to be lost in a sea of enamored nerd buzz.
Fucking awesome, Elon.
Fucking awesome, Elon.
It's an exciting approach to high-speed land travel at a proposed cost of far far less than the California coastal rail's $70 billion minimum price point.