Since people think in language [and express their thoughts in language], culture of language is culture of thought, and sloppy language makes the quality of thoughts expressed in it rather suspect. Thus, while vocabulary, style, preferred usage, etc. can and do change, the requirements of clarity, rigor and precision do not, or should not.
Actually I would like to apologize for making fun of something that appears to be a birth defect; that is a biological disorder that sends the wrong output to the wrong extremities. How else could you explain incessant crapping out of the mouth..
So here I am formally apologizing to the people who always ridicule others by blaming it on an urge that indeed is very hard to quell. Now if this disorder was to direct all rectal traffic over to the mouth; you'd get the constant ridicule that seems to symbolize some of these posters