"How would I explain the event of my left arm being replaced by a blue tentacle? The answer is that I wouldn't. It isn't going to happen."
Eliezer Yudkowsky
(Some discussions here, such as those involving such numbers as 3^^^3, give me the same feeling.)
I don't understand that quote. A good Bayesian should still pick the aposteriori most probable explanation for an improbable event, even if that explanation has very low prior probability before the event.
Here's the new thread for posting quotes, with the usual rules: