>>552-553,556
ほんと馬鹿なんだな、相間とエーテル爺は。
馬鹿は Wikipedia でも読んどけ
https://en.m.wikipedia.org/wiki/Luminiferous_aether
The aether hypothesis was the topic of considerable debate throughout its history, as it required the existence of an invisible and infinite ***material*** with no interaction with physical objects.

>>555
知障