Fusion is more useful in a strict setting - it makes strict pipelines compositional in performance.

On Thursday, 2 May 2013, Johan Tibell wrote:
All good questions!

On Thu, May 2, 2013 at 12:48 PM, Carter Schonwald <carter.schonwald@gmail.com> wrote:
What changes in the semantics  of doing fusion optimization?

I think Duncan said that fusion is quite separate from the strictness/laziness in the language.