[agashka]

wouldn't it be less then RF? Radio Frequencies travel at the speed of sound, while lasers would be light-speed, from my understanding. I'd really love some insights on this!

EDIT: I still need to learn a lot on signals!

[zargon]

Radio is not sound, it is an electromagnetic wave that travels at the speed of light.

[robin_reala]

Radio waves are EM waves, same as light. They all travel at c.

[16s]

Speed of light, not sound.

[robodale]

oh boy.