That sounds like a classical OSI layer 0 problem.

Oh. I didn’t know this was a thing. In my mother tongue (German) it is like a normal expression.

My quick guess is that it is so dim, that our eyes are seeing it mostly with the rods (instead of the cones), which only see black and white. „In the night all cats are gray“

I bet he eat all the ram. Wait. He’s not chrome …

Bad enough if a air conditioner needs cloud access for smart functions and doesn’t have a local api.