Grant reviews notable words and phrases from 2017. One is path of totality, meaning the part of the earth completely covered in shadow when the moon blocks the sun. Another is milkshake duck, which arose from a tweet by Australian cartoonist Ben Ward. Milkshake duck encapsulates the idea that in the age of social media, people can become suddenly famous and admired, only to suffer a swift fall when unsavory information about them swiftly comes to light. Ward’s popular comic strip is called “One Giant Hand.” This is part of a complete episode.