Multitasking. Productivity booster or brain buster?

Juggling two or more tasks simultaneously might seem like an efficient way to accomplish more, but research suggests that our brains aren't as adept at multitasking as we might believe. So, is multitasking a productivity killer in disguise? / Big love for miniseries! China's newfound crush on limited dramas (16:03). On the show: Heyang, Yushan & Steve Hatherly.