It's worth noting that free space laser comms would also have this problem thoug...

		XorNot 7 months ago \| parent \| context \| favorite \| on: Alphabet spins out Taara – Internet over lasers It's worth noting that free space laser comms would also have this problem though: the atmosphere has dust, and any IR detector will see bloom and reflection of dust from a laser which will draw a straight line right back to the emitter.