How to read Haskell

This stub is intended to become a tutorial on reading Haskell. It's aimed at the non-Haskeller who probably doesn't care too much about trying to write code, but wants to understand it.

The tutorial

...needs to be written

What confuses non-Haskellers

Since this tutorial is not yet written, we encourage you to note here the things which confuse non-Haskellers about the code code.

• layout instead of semicolons?
• super-super-concise stuff (things using liftM and liftM2)
• the difference between

  x <- foo
  

  and

  x = foo