>I've had a few times where I slipped so fast I didn't even remember what happened but every time my arm was there protecting my head. Reflexes are awesome.

isn't this a good example of confirmation bias? it worked for you, so it must work for everyone the same as it did for you each time they require it.

its your brain, I guess. and you do have that social health network to cover you when medical issues arise. guess it doesn't matter your quality of life post-brain injury :-)