On the same idea... if we could create a "binocular" type device, but slow the light WAY down that passed through the device (so that it took 1 light year to go throught it), would you see 1 year into the past if you looked through it?
Just a thought...I know it is impossible, but...
What would you see in a mirror if you set up millions of mirrors, each reflected to the next mirror (each not too far apart), maybe in a spiral format, so that the total distance of reflections was one light year. The last mirror was angled to...