If I am reading the article correctly, they are predicting the death of "bad" not because different English-speakers pronounce it differently, but because ther

If I am reading the article correctly, they are predicting the death of "bad" not because different English-speakers pronounce it differently, but because there are few other languages using a word with the same meaning derived from the same root: For example, "dirty" is a rapidly changing word; currently there are 46 different ways of saying it in the Indo-European languages, all words that are unrelated to each other.