Shane Lowry was the original guinea pig. On the ninth hole, a par 4 at TPC Toronto, the TV broadcast framed the Irishman in a small box on the lower left of the screen, face-on, with a graphic in the upper left promising a "tee shot prediction" using the color of the shot tracer.

"Green is good, red is bad," Steve Sands, the Golf Channel play-by-play voice on the call, said.

An overhead drone shot of the hole took up the rest of the screen, and when Lowry swung, a blue line traced the path of his ball. Approximately 1.2 seconds later, the blue line turned green, and when they cut to the ball at rest, there it was, safely in the fairway. The same process played out for Bob MacIntyre, but when Corey Conners teed off, the line turned briefly yellow at the 1.2 second mark, then shifted immed

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