It took me a couple of years to notice the "beautify" filter on my samsung S7 as I only ever activated the screen side camera by accident. When I did eventually use it a bit, I subconsciously knew something was off but assumed it was just spec differences between the two sensors and lenses, but then I noticed the "eyeball star twinkle" and realised what was up.

On closer inspection it turns out it was actually smoothing my hair and boosting the contrast so I looked like I had dyed "highlights", along with airbrushing my cheeks a flat orangey coloured skin tone with a rosy center, as if I were wearing foundation and blusher!

> Video meeting software is doing all kinds of sound rejection based on an unknown set of rules, even though none of us enabled that as a feature.

It's optional on discord. Besides, it's conceivable that you might create a similar effect with a nice audio hardware setup