Maybe we could take the same motion in air as a metaphor for what's happening in spacetime. Charge becomes an area of higher or lower air-density. EM Waves be

Maybe we could take the same motion in air as a metaphor for what's happening in spacetime. Charge becomes an area of higher or lower air-density. EM Waves become areas of changed air-density, propagated. This is just pulled fresh from my butt, mind you.