Technique used: https://en.m.wikipedia.org/wiki/Strip_photography
The red lines on the finish line are real and the ads are projected from a small vertical projector at the other side of the track and are not visible in real life.
Please go to !interestingshare@lemmy.zip
The red lines on the finish line are real and the ads are projected from a small vertical projector at the other side of the track and are not visible in real life.