Negative effects of technology: isolation,lack of social skills,obesity,depression,poor sleep habits,pollution,increased bullying,lack of privacy,higher level of deceit,warped sense of reality,stress,lack of social/sexual boundaries,lack of social bonds,constant distraction,neck and head pain,shortened attention span,addiction,lack of empathy,more violence,higher energy consumption,developmental issues in children,neurosis,loss of hearing/eyesight.