oh wow, I'd never heard of this. Reading https://en.wikipedia.org/wiki/Flicker_fusion_threshold https://en.wikipedia.org/wiki/Flicker_fusion_threshold - now I t

oh wow, I'd never heard of this. Reading https://en.wikipedia.org/wiki/Flicker_fusion_threshold https://en.wikipedia.org/wiki/Flicker_fusion_threshold - now I think I understand why I can always tell GM vehicles with LED taillights at night. I can spot them a mile away, literally, because their taillights blink slower than others and I can see it, and it drives me crazy. Thanks for opening me up to this!