[queuebert]

Neutrinos can go straight through the Earth, yes, but since they have mass their velocity is less than c.

[mr_toad]

It’s very close to c though, close enough that it beats sending a signal around the Earth.

The drawback is the impractical size and cost of a receiver.

[cozzyd]

Come on, we gotta convince the finance bros to find building better neutrino beams and detectors.

[e3bc54b2]

HFT peeps are Comfortable spending millions on custom high speed undersea cables to save few ms o'er request.

How about saving few hundred ms across the earth?