Plus, current Apple CEO Tim Cook and Microsoft CEO Satya Nadella have spoken out against tech overuse among children. Despite the fact he created the iPad, Steve Jobs wouldn't let his kids use it.

New York University professor Adam Alter, author of "Irresistible: The Rise of Addictive Technology and the Business of Keeping Us Hooked," explains why Steve Jobs never let his kids use an iPad.

"Steve Jobs's kids would be some of the only kids opted out." Jobs' children have finished school, so it's impossible to know how the late Apple cofounder would have responded to education ...