Also, GHC got new, heavily optimised IO manager in version 7.0, which was released later that year[1]. This is probably the more relevant change, as there hasn'

Also, GHC got new, heavily optimised IO manager in version 7.0, which was released later that year[1]. This is probably the more relevant change, as there hasn't been a GHC release that includes Mio yet. [1] http://johantibell.com/files/hask17ape-sullivan.pdf http://johantibell.com/files/hask17ape-sullivan.pdf