This was a great article but sad that they didn't mention the top secret nuclear powered plasma tunnel machines that you just know they actually have: https://w

This was a great article but sad that they didn't mention the top secret nuclear powered plasma tunnel machines that you just know they actually have: https://www.wired.com/story/new-tech-cuts-rock-without-grinding-it/ https://www.wired.com/story/new-tech-cuts-rock-without-grind...