Today I decided to try my hand at releasing a cabal package with the 4Blocks code. I finally managed: http://hackage.haskell.org/package/4Blocks-0.2. (I made a newbie mistake in 0.1 so please ignore that release). Unfortunately the library can be compiled only with, as far as i know: GHC 6.8.3 Gtk2hs 0.9.13 The reasons why…