[Haskell-cafe] Language complexity & beginners (Was: New type of ($) operator in GHC 8.0 is problematic)

[Imants Cekusins]

> The semicolon is already appropriated sadly:

  ghci> do { putStr "Hello" ; putStrLn " world!"; }

is it only used for this purpose within braces?
would it be a bad taste to overload ;?

there are examples: dot, parentheses even have type in their
moonlighting capacity:
Prelude> :t ()
() :: ()