And the reasons adults suck at this is just that: because we were never taught to deal with it, because our schools curriculae are in complete disconnect of the world we've built within the last 40 years. The mechanisms of attention are by no means rocket science, and kids are not braindead. Those who are generally able to understand and then recognize the dangers will have the ability to do so from young age, and the ones who don't have that skillset early on will never develop it anyway.