>>16733318Im of a similar persuasion as well. I think they discovered Emag when building their temples with quartz like this
https://youtu.be/n9Q7s1i7_pU?t=128and likely dug deeper into it and discovered you can sing at it and do the same thing. So they would've discovered longitudinal waves prior to transverse waves, and perhaps thought, like maxwell, that light was shaped like an acoustic (longitudinal) waveform as well