A bitcoin exchange in South Korea has gone out of business after being hacked, highlighting the perils of trying to cash in on this year's stunning boom in digital currencies.
Facebook and Microsoft have teamed up to crack down on the hacking group believed to be behind a ransomware attack that spread around the world in May.
Is bitcoin a bubble? Maybe. Maybe not. Only time will tell. But there are some small publicly traded companies trying to ride the wave of cryptocurrency and blockchain mania that look pretty sketchy. Call them the bitcons if you will.
Last December, a delegation from the U.S. Conference of Mayors attended a meeting on the 29th floor of Trump Tower, and left encouraged: President-elect Donald Trump had reiterated a promise from the campaign trail that his new administration would use federal dollars to leverage $1 trillion in funding for everything from the nation's roads and bridges, to its transit systems and electrical grid.
It's no mystery that President Donald Trump likes to rattle off a laundry list of achievements since taking office. And as the seasons changed and the weather turned colder, that list turned festive.
Amazon is a wrecking ball. It has bankrupted bookstores, crippled clothing stores, shaken the grocery industry and turned strip malls into ghost towns.