Here's a link to a video on some ancient technology. I know it's not actually related to Caesar, but the guy, Tellinger, describes the use of SASER (Think LASER, but replace Light with Sound in the acronym "light amplification by stimulated emission of radiation") technology used by the Egyptians and previous societies in their use of control over us.
https:// www.youtube.com/watch?v=JcCrL9iHGWY