The history of English is full of that, lots of things done with good intentions that 200 years down the road have resulted in a giant mess, where someone's pet peeves - like John Dryden and his hatred of terminal prepositions - could become real standards.
Kory StamperWe're not saying that marriage, the thing, is now open to anyone of any gender. We are saying, when the word marriage is used in this particular context, this is what it means. And it was the same with "alternative facts." That was a big one. "Feminism" was a big one. And when people came to the "marriage" entry, because we live in the Internet age, they either immediately fire off an email to us saying they're horrified at how commie-pinko-liberal we are, or they fire off an e-mail saying thank you so much for speaking truth to power.
Kory StamperThe initial 18th-, 19th-century intention was to give the less-educated lower classes a way to move up into this new, rising middle class, to enable them to fit in. So our view of language as being class-based is an unintended consequence of the drive to help educate rising businessmen.
Kory StamperYou will hear people say the C-word. Except, it's a regional language: in British English, c - t has much less of an inflammatory sense than it does in North American English. You can hear someone on British TV called "a c - ting monkey" or a man being called a c - t. The particular fascination of profanity is how culturally specific it is and how it evolves.
Kory Stamper