My sources tell me Microsoft can go fuck itself and I will not knowingly buy from them again.
At some point you have to decide between things sucking now and get better in the long run (Linux for example) or things being good now but will suck in the long run (Microsoft/windows).
I can see your point. Other have sad that it should follow the horsearmor pattern. Which would make it a guess like "I wonder if I can use this animal part like the other animal parts which fill the same role."
That way you could formulate an educated guess and be happy when it turns out right.
Of course people touch those all the time. Maybe they sneezed before entering the store etc.
Always wash the things you consum before because you never know.
And with the bag you just breath on your findertips and then you have some grip. And the you, of course, proceed to touch every vegetable and fruit you can lay your filthy fingers on.
If I remember correctly in the first drafts they used the brain for computational power but went for the battery idea because it was, for a then tech illiterate audience, easier to understand.
Like in school when you hit the bully back and get suspended.
"Warum tun menschen einem schlimme Dinge an? Weil man es zulässt."
Sometimes the only decision is dying kneeling or dying standing.