Shark Tank star Kevin O’Leary blasts the 4-day week as the ‘stupidest idea’ because the digital economy means we're always working

Kevin O'Leary gestures while testifying before Congress (Credit: Andrew Harnik/Getty Images)

• Millionaire Shark Tank judge Kevin O’Leary isn’t a fan of the shift to a four-day workweek, laughing off the idea in a recent Fox News appearance. Instead, he said in today’s modern workplace, everything is project-based, and tasks need to be completed by their deadline: “There’s no such thing as a workweek anymore.”

If you have dreams of never working Fridays again, you may want to lower your expectations—at least if you work for Mr. Wonderful.