2013 Review: Social Media, ‘Hash Crash’ Are 2013’s #trendingtopics


On April 23, hackers hijacked the Associated Press’ @AP Twitter feed and tweeted that bombs had exploded at the White House, injuring President Barack Obama. As a result, the Dow Jones Industrial Average fell more than 150 points, the price of crude oil plummeted, and US bond yields dropped, briefly wiping $121 billion off the value of companies in the S&P 500 index, before recovering minutes later.

In the wake of the Hash Crash, which illustrated the true potential of social media to move marke