Comment by dustingetz

Haskell is the "Periodic Table of Computation". You really can't advance to "organic chem" levels of complexity without first mapping out the elements and their key properties, and then further super-specializing in the structures of Carbon. Haskell's C/H/N/O is functor/applicative/monad/arrow and these are the elements of data/interpreters/evaluators/compilers. Software engineering is still in the alchemy stage – thousands of king-funded charlatans attempting to transmute lead into gold