Re: [Haskell-cafe] To my boss: The code is cool, but it is about 100 times slower than the old one...

On 29 November 2012 18:09, Fixie Fixie wrote:

What is your experience, dear haskellers? To me it seems this beautiful language is useless without a better lazy/eager-analyzer.

Since when has speed been the sole arbiter of utility? 10 years ago I switched from Clean to Haskell, even though Clean was then faster (and included a good strictness analyser). The available libraries for Haskell is what swung the decision for me.