(I don't follow C# 5 but inability to generate tail calls in C# seems to be a significant issue: http://fsharpnews.blogspot.com/2010/12/performance-related-fea

(I don't follow C# 5 but inability to generate tail calls in C# seems to be a significant issue: http://fsharpnews.blogspot.com/2010/12/performance-related-features-in-f-and-c.html http://fsharpnews.blogspot.com/2010/12/performance-related-f... (comments) http://msmvps.com/blogs/jon_skeet/archive/2010/10/29/initial-thoughts-on-c-5-s-async-support.aspx http://msmvps.com/blogs/jon_skeet/archive/2010/10/29/initial...