Simple. Not to fall for marketing slogans and false promises, and not to rely too much on the results of technology. If you know (at least basically) how the sausage is made, you will know it does not work without meat.
Yeah, I sort of liken it to lifting the curtain so that you can see the man [1] behind it. While part of me likes the idea of allowing for some "magic" to be left in the world, I also want my kids to be knowledgeable/informed on the more important technologies that affect your lives like this one.
[1] Not trying to come across as sexist — the reference is to The Wizard from The Wizard of Oz.
[1] Not trying to come across as sexist — the reference is to The Wizard from The Wizard of Oz.