Even experiencing phones in school 15 years ago, I can say they 100% sapped attention and left me worse off than any benefit having a phone on you would do. It

Even experiencing phones in school 15 years ago, I can say they 100% sapped attention and left me worse off than any benefit having a phone on you would do. It probably went on to lead to poor sleep habits outside school as well. Certainly a few people probably got into car wrecks from cellphone use, texting and driving was routine.