Because doing it this way let’s you reuse most of your muscle memory, but with a rotated wrist.

Indeed, laptops and even more so power banks, strike me as some of the least BIFL products in existence. Only Smartphones and wireless a earbuds might be worse.

If the child is amenable, a used thinkpad with Linux will keep running smoothly basically forever, take a beating, and be serviceable.

And get them in all kind of arguments over office formats.