It's not a bad metaphor to consider, but computer networks are tools of open-ended interaction with wider society, entering contracts, getting (and nowadays oft

It's not a bad metaphor to consider, but computer networks are tools of open-ended interaction with wider society, entering contracts, getting (and nowadays often giving up) information. So the public being clueless about the Internet is more like being clueless about basic law and finance, or in more extreme cases something like telling apart the fiction and non-fiction programs on TV. On the other hand, you should be fine thinking of your car as just a means of transportation.