This case is different because it's an introductory page rather than a tool intended for heavy daily use, like GNOME or Windows.
Newbies are going to head to haskell.org when they want to learn about the language, and it's sensible for them to be greeted by a pleasant introduction to the language.
As "an occasional Haskell user," you aren't the target audience for the haskell.org landing page. :) If you're visiting on a regular basis, there's no reason your needs couldn't be met by some page other than the landing page.
Newbies are going to head to haskell.org when they want to learn about the language, and it's sensible for them to be greeted by a pleasant introduction to the language.
As "an occasional Haskell user," you aren't the target audience for the haskell.org landing page. :) If you're visiting on a regular basis, there's no reason your needs couldn't be met by some page other than the landing page.