And this link form wired is about something completely unrelated - getting more stable coverage by using multiple different providers. It does not even mention Lasers.

You also clearly do not know what Layer 2 on the ISO/OSI model is.

But you are in total rage mode.

Triggered because the actual data invalidates what your cult says? :)

Sorry, will ignore you from now on. Again: Religion is not my cup of tea, bold claims on powerpoint presentations neither, I prefer to use data. We simply do not share a model of the world that is compatible to discuss these kind of things. No harm done, but no thank you :)