I wonder if this means that going to the gym is a huge source of exposure then. Enclosed environment with rubber mat flooring and weights constantly banging against it..
You obviously haven’t done it both ways and are assuming that spearing requires more dexterity than cutting. Hilarious that you could just try it for yourself and figure out that knife in the dominant hand works well but choose instead to bore everyone with your ignorance and stunning closemindedness
I think the reality is that the brain is an organ and loses functionality in old age, similar to the heart, lungs, liver, skin, whatever you want to name. Lifestyle plays a significant role and I think you’ll find that people that take care of themselves and have less loss of functionality are significantly happier and wiser in their old age. I do think that there’s adaptive functionality in hormonal changes though
Pretty sure the people who have to choose between eating and a $2 adapter and not eating and a Bluetooth keyboard have a better understanding of the trade offs and what’s viable than you do. Not sure what real point you’re trying to make here