Phone is more a way of socialization than a useful tool.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Reinforcement" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Reinforcement</a><p>The real tool is in the access to the human knowledge with Wikipedia but people don&#x27;t do that too much. They play games and send textos.