Emojis ruining the English language?

Geoffrey Pullum, writing in “Lingua Franca”, a column in The Chronicle of Higher Education, rates an article from the British newspaper The Telegraph one of the “dumbest of the week”. The article argues that emojis are ruining young people’s “grasp of the English language”:
https://www.chronicle.com/blogs/linguafranca/2018/04/23/emoji-are-ruining-grasp-of-english-says-dumbest-language-story-of-the-week/