>>4
Is it? Cabal is pretty decent as for me, reminds me of Cargo, which is one of the best dev envs nowadays. I actually see that Rust borrows he-he a lot from Haskell.
I think non-C-like nor Lisp-like weird syntax keeps most people from Haskell. I tried to play with it on their official homepage and I understood that if I decide to learn it I'll need to invest in familiarizing with syntax only unlike those standard C clones which you can get into during lunch.