Mary Norris, copy-editor and author of the usage guide Between you & me: Confessions of a Comma Queen, shares her knowledge on language use in a series of videos on The New Yorker. Now in season two, the Comma Queen series discusses various usage problems as well as matters of punctuation in a straightforward, yet witty manner. Whether she physically attempts to split an infinitive or shares her insights into the editing process at The New Yorker, the videos are definitely worthwhile to watch. So go and click through them!
Here is her take on one of her pet peeves: massive.