Hello Johannes, Monday, September 6, 2010, 2:23:35 PM, you wrote: > so how about using list syntax ( [], : ) > for anything list-like (e.g., Data.Sequence)? i'vwe found my own proposal of such type: http://www.mail-archive.com/haskell-cafe@haskell.org/msg15656.html -- Best regards, Bulat mailto:Bulat.Ziganshin at gmail.com