But then again, the main reason for why Haskell hasn't attracted me has nothing to do with technicalities and everything to do with a vocal minority of Haskell users that I find totally repulsive.

This.

The expression problem can be solved in Haskell in a straightforward manner using type classes.

Lol, WUT? No.

Btw, I think that you are actually trying to lecture Scala people about typeclasses just shows how clueless you are.