In 2013, hackers managed to access the AP twitter account and posted a fake tweet implying that there was an explosion in White House and the then President Obama had been injured.
Following the Tweet, the stock market went into panic mode with the Dow plunging over 150 points and the S&P 500 shedding $135.6 billion in a matter of seconds. The flash crash was associated with high-frequency trading algorithms interpreting the tweet as true and executing huge sell orders.
Fake News and Big Data
Fast forward in 2018, and fake news is no longer limited to occasional incidents of hacking. Social media has seen explosive growth in the last...