You can’t do two things at once if they require conscious thought, so multitasking is really a misnomer. If you try to focus on two or more things at once, what you’re actually doing is rapidly shifting between tasks. Multitasking compromises the quality of learning and performance. It’s highly inefficient, as people make many more errors and in the end perform much more slowly.38 Multitasking also limits opportunities for deep thought and abstraction and for creativity and invention.

