Facebook's mood manipulation experiment — how do you feel about being used as an experimental subject without your approval?

Credit: International Business Times

So the organisation that plays fast & loose with your privacy, now feels free to use you as an experimental subject without your permission.

http://www.theatlantic.com/technology/archive/2014/06/everything-we-know-about-facebooks-secret-mood-manipulation-experiment/373648/

We've had the, "Don't put anything on Facebook you wouldn't want your worst enemy to see," rule for some time.

Now, add the, "Don't read the Facebook news feed," rule. / social network serious fire today mood study conducted 2012 Robinson Meyer data scientists skewed Facebook users logged into service content preponderance happy positive words shown content analyzed sadder average manipulated users positive negative words results logged analyzed study emotional contagion Proceedings of the National Academy of Sciences Facebook users had no idea legal ethical Adrienne LaFrance Atlantic Susan Fiske editor study serious concerns told participate participants research agree option not to agree to it without penalty opt out Jacob Silverman Terms of Service: Social Media, Surveillance, and the Price of Constant Connection researchers initial positive negative vote social site prime users sentiment contagious influential new media sites HuffPo Upworthy Buzzfeed Business Insider A/B testing data analysis encourage readership shares time spent on site headlines reworked articles rearranged market research studies we're subjects disturbing essentially manipulated sentiments users without asking permission Facebook's own practices trust /