Take a moment to imagine the childhood lives of Bill Gates' three kids. You're picturing joyful children leaping and lounging upon heaps of all the coolest and newest tech, right? Shockingly, you're wrong. Bill Gates, technology giant and co-founder of Microsoft, had pretty surprising technology restrictions for his kids. Gates and his wife Melinda banned their three children from owning cell phones until they were age 14 - even though they argued all their friends had them. (Classic.