A failure is not what is described here
Discussion

Read the #1
#2 and #3 are failures yes. It's all in the 2 pictures I've linked directly here.
I did, no point of me trying to explain anything when you are set in your opinion. I merely tried to highlight facts
Look if you read this and think this is pseudoscience I'm not the one that is set on his opinion.

I did, and I am apparently not doing a good job at explaining things so I’ll 🤐
Oh but I swear the problem is not you having difficulty explaining things but rather not making any attempt to refute the claim that LED lights flicker at about 100 times per second because the AC power supply (50 Hz) crosses zero voltage twice each cycle, and capacitors in LED drivers try to smooth this out but never completely succeed.