> If you read it as "stop using Ruby and start 
    > using Haskell", you read it wrong. 

He also goes into why he likes some of the things Haskell brings to the table in the remainder of the article.

For some applications, Haskell is a big win. For some, Ruby is. Having a diversity of tools is almost always better.

my bad... sorry for posting without giving much thought to the blog post..

Native compiled code?