On the issue of bullying, social media allowed bullies to change tactics, and with less risk involved. Psychological bullying came to the forefront, with Facebook Groups, pages and live chats all available for vulnerable kids to be targeted. Parents wrote social media off as a "fad" or a "trend" and the majority of them - through no fault of their own - left their kids to it.
If you haven't checked out Vine, I recommend it. You get 6.5 seconds to make a simple stop and start, edit when filming, movie. You touch the screen and it records, lift your finger from the screen and it pauses. That's it, 6.5 seconds of barbaric jump-cuts. What's weirdly enchanting is its absolute gluttony.