That's me. I can understand why people like it, but I found more rigorous materials on the same subject to be a lot more interesting.
Cf. loeb
http://www.haskell.org/haskellwiki/Blow_your_mind#Other
Understanding type theory and set theory is a common side effect of learning Haskell and are critical in understanding Godel.
Also there's never a bad time to learn Haskell.
http://www.amazon.com/Godels-Theorem-Simplified-Harry-Gensle...