Wrong link? I couldn’t find the article.

I must disagree. For example, the Magnuson–Moss Warranty Act entitles you to use aftermarket parts in your product without invalidating your warranty, as long as the aftermarket parts don’t cause damage. I agree with the spirit of this law, and I believe software should be considered a “part” in this context.

TLDR: They sent information through a fiber-optic cable using fewer photons per bit than before.

They only transmitted information, not any non-photon particles. They didn’t exceed the speed of light, or exceed the speed of light through fiber-optic cable.