The 2016 MacBook Pro has a lot on line, yet the absence of a secure digital (SD) slot drove the competition at Razer to tweet something at the tech behemoth: You call yourself Pro? S my D, read the message on the photograph of a SD card in the Razer Blade laptop.Last year, the BBC's Ahmen Khawaja out of Urdu tweeted that Queen Elizabeth has died. But she was just in the hospital for a routine checkupBefore the end of last year, the CFO of Twitter, Anthony Noto, accidentally sent out a public tweet that was supposed to be a direct message to someone. And it was about how he felt they had to purchase someone's company. Deemed an M&A (mergers and acquisitions) bomb, at least it didn't reveal the acquisition target.School football recruiting analyst Gerry Hamilton was attempting to write about a high school linebacker when he somehow threw in the URL for a leading porno site.The Swedish branch of Pepsi got in a bad position for running Facebook ads of Portugal's footballer super-star Cristiano Ronaldo's voodoo-doll-likeness in various painful poses. The Portuguese battled back by making a 100,000 strong anti-Pepsi amass in a single day.