C# implementation of Nullable (May)

[Michael]

On Wednesday, 5 December 2012 at 00:10:30 UTC, Jesse Phillips 
wrote:
> This article goes over a Nullable/Optional/Maybe implementation 
> for C#.
>
> http://twistedoakstudios.com/blog/Post1130_when-null-is-not-enough-an-option-type-for-c
>
> http://www.reddit.com/r/programming/comments/14930f/when_null_is_not_enough_an_option_type_for_c/
>

Also
http://devtalk.net/csharp/chained-null-checks-and-the-maybe-monad/