> The light helps in situations where the other person isn't near their MacBook, too. You'd obviously never take a charging cable from someone's laptop that mig

> The light helps in situations where the other person isn't near their MacBook, too. You'd obviously never take a charging cable from someone's laptop that might be low on juice. But if the light is green, you can. If they were doing any computation with the lid closed, that's not going to make you any friends.