How Do You Xkcd?

How Do You Xkcd? For those of us pedantic enough to want a rule, here it is: The preferred form is “xkcd”, all lower-case. In formal contexts where a lowercase word shouldn’t start a sentence, “XKCD” is an okay alternative. “Xkcd” is frowned upon. Is xkcd daily? xkcd Panel from “Philosophy” Author(s) Randall Munroe Website