[xigoi]

The point is that a computer will just be another thing for them to learn, not a replacement for other tools they’ve been using for tens of years. Therefore, the computer does not need to look like those other tools in order to make sense to them.

[Telaneo]

The fact that the people learning it will be younger is not a reason to make it harder for them to learn. The computer doesn't need to look like other items out there in the world, but it sure is helpful, even if only so you have a reference to explain things from, and so that the iconography is somewhat consistent.