Tom Hofte writes (to the Haskell mailing list): > I want to have a function that unpack an IO. > I should have the type: IO a -> a. > Is this possible? Tomasz Zielonka replies: > There is unsafePerformIO, but before you use it, think [..] See also <http://www.haskell.org/hawiki/ThatAnnoyingIoType>. Cheers, Ronny Wichers Schreur