Exactly. How hard is it to understand for people?

If you don't ride your bicycle for years and years because you can just write "drive yourself"

Then your skills are atrophying. Typing isn't a skill

I don't know that that analogy fits for this comment. The argument is that the old skill is genuinely no longer needed in favour of the new skill, but the new skill requires experience from the old skill. I don't think being a good driver needs you to have already been a good cyclist.