This incredible clip of high-speed laser engraving is gaining steam on Reddit:
Of course there's no attribution, so I can't credit the company nor machine. But poking around on YouTube turns up similar videos from another high speed laser engraver, by a company called Z-Tech Lasers, and these have audio:
In this one they do relief work by taking three passes:
Here they go full 3D-relief-style on a diamond and tungsten surface:
"The speed you need," the company writes. "The most advanced laser engraving and cutting systems in the industry. Speed, accuracy and reliability are few of the many traits we breed in our California based manufacturing facility." The machines they use are the high-powered QM Plus Series, which is made in the USA. Ask your boss to start saving up for one today!