The Economist made this sobering graphic of the hidden cost of the most popular YouTube video of all time—with more than two billion views since June 2012: "At 4:12 minutes, that equates to more than 140m hours, or more than 16,000 years." Then they compared it to some of humanity's most monumental tasks.
Gangnam Style fell out of the public eye a while ago (thank god) but people haven't stopped watching it. It's been seen so many times that it actually broke YouTube's view counter, in the nerdiest possible way by busting the code behind the scenes.
Gangnam Style has racked up enough views on YouTube to generate Google $8 million of revenue. Impressive. [Quartz]
Though this CHARLI-2 Robot doesn't do the sexy legs of PSY quite as well, it can pretty much do every other move of PSY's hit Gangnam Style. The horse riding, the little lasso twirl, the crowd pumping, it's hilarious. Watch it.