Well, I grew up in the sixties, and I was allowed to watch some of my favorite shows during the week (Star Trek, Twilight Zone, and a couple of others) and I would sit in front of the set for a few hours for Saturday morning cartoons. That was it: the rest of the time I spent in school, doing homework ... or outside
with my friends. Was I better off? I think so ... but try telling that to a modern teenager who wants his or her big-screen TV, Internet and smartphone.
And you're absolutely right: when it comes to parenting, ignorance is not
bliss. Still, it does take a lot of effort to stay informed, make all the right decisions about your kids, and then make them do the right things. And that's when you have two parents in the picture: if you have only one it's that much more difficult.
It's tempting to just trust the talking heads. They wouldn't be allowed to say it if it weren't true, right?