article about why FB, Twitter are addictive

http://www.latimes.com/business/technology/la-fi-tn-self-disclosure-study-20120508,0,7870124.story

article about texting as not really writing:

http://opinionator.blogs.nytimes.com/2012/04/23/talking-with-your-fingers/?smid=FB-nytimes&WT.mc_id=OP-E-FB-SM-LIN-TWY-042412-NYT-NA&WT.mc_ev=click