FYI, speed of light in fiber is much less than 300Mm/s. a simple rule of thumb is that a signal using optical fiber for communication will travel at around 2

FYI, speed of light in fiber is much less than 300Mm/s. a simple rule of thumb is that a signal using optical fiber for communication will travel at around 200,000 kilometers per second -- https://en.wikipedia.org/wiki/Optical_fiber https://en.wikipedia.org/wiki/Optical_fiber