[jozvolskyef]

When people say 'I never said that,' the reason why they're saying it is usually more important than the statement's veracity.

[malux85]

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