It’s usually an attempt at deception - malicious intent, ego protection, incompetence hiding, or more rarely pure stupidity or faulty memory. I also find it’s

It’s usually an attempt at deception - malicious intent, ego protection, incompetence hiding, or more rarely pure stupidity or faulty memory. I also find it’s symptomatic of many other psychological traits - impulsive liars, foggy thinkers, emotional flip-floppers, unwarranted extrapolators. All code paths lead to the same conclusion for me : remember example type and decrement credibility