Okay, I read docs everywhere and accidentially found an answer to the second question (it says those messages are never saved) , so no more need clarifying it for me.
Well, that isn't completly true. PerlMonks doesn't save those messages. But there's nothing stopping somebody else from doing so. Any somebody else does, in the CB last 35.
We are using here a powerful strategy of synthesis: wishful thinking. -- The Wizard Book