To show or not to show french accents

Good morning, The following haskell program : --<< module Main where accentLetters :: String accentLetters = "éàô" main :: IO () main = do putStr (show accentLetters) -->> after being compiled will give the result : "\233\224\244

"Fail: unknown exception"

This has to be one of the most irritating ways a program can fall over. Can't the Haskell RTS try just a /little/ harder to help the poor programmer? For example by saying what sort of exception it is, and (if it's a dynamic exception) what type it has?

RE: incompatible signatur syntax within instance definition

| This is legal in Haskell 98, because the `a' in the inner declaration is | implicitly universally quantified. But if the scope of the outer type | variable `a' extends over the inner type declaration, then the inner `a' | will not be locally universally quantified, and the call to `bar' will |