I'm nitpicking but,

On Thu, Feb 28, 2008 at 11:44 AM, Felipe Lessa <[EMAIL PROTECTED]> wrote:
> Bas van Dijk's 'always' (also called 'forever'[1])

forever a  = a >> forever a
always f z = f z >>= always f

Forever doesn't pass the result of the action to its recursive call,
always does.
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