Oh. Oops. (Reads up on trial.) In that case, the only vaguely credible hypothesis I can see is some kind of unconscious consistency effect / sunk costs fallacy thing, where recanting a belief that has been proven to be mistaken is perceived as tremendously more costly and difficult than it actually is. Or something. Maybe wedrifid could clarify what he meant?
See: You Be the Jury, The Amanda Knox Test
While we hear about Bayes' Theorem being under threat in some courts, it is nice to savor the occasional moment of rationality prevailing in the justice system, and of mistakes being corrected.
Congratulations to the Italian court system for successfully saying "Oops!"
Things go wrong in this world quite a bit, as we know. Sometimes it's appropriate to just say "hooray!" when they go right.
Discuss, or celebrate.