Free Monads and Stockfighter
StockFighter is a game by Patrick McKenzie (Hi Patrick!) and others that makes you compete in a virtual Stock Exchange to accomplish certain objectives. They use it as a recruitment tool (kind of, read their website) but it's a very entertaining game, even if you are not looking for a new job.
Free Monads using FreeK
My previous post on Free Monad implemented a few DSL using Free Monads. The same day I published it I discovered FreeK by Pascal Voitot. How does FreeK help you when building a Free Monad?
On Free Monads
The concept of Free Monad is becoming popular, or at least I've seen plenty of mentions about it in the Scala Functional Programming community as of late. Why is it relevant?