Multitasking. Most of us have tried it since digital devices became unavoidable.
Now a study finds that some tasks are tougher to do at the same time than others.
Researchers had two groups of people complete a puzzle on a computer screen. One group also gave directions to another person via instant messaging. The other group gave the directions through an audio chat.
Subjects who performed the visual and audio task had a 30 percent drop in their puzzle performance. But those who performed two visual tasks
View the Original article
