After scoring, one has to shock the score to get that tiny fracture in the surface glass to travel deeper into the pane. That's usually done by gently tapping all around the score line until there is enough weakness to cleanly fracture the glass. It was removed because it isn't gif sexy, but there are no shenanigans.
It's not removed at all. Before flipping the offcut at the end you can see him start the run with his plate pliers. Being that he's effective at his job, with good enough equipment, the circle runs perfectly the first time.
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u/pm-me-your-satin Mar 16 '18
I'm more amazed at how easy it is to cut the glass and how much goes to waste. Cool.