Null pointers are the billion dollar mistake

@davetchepak "What can C# do that F# cannot?"
NullReferenceException :-)

Educating the imperative gorillas about sum types:

https://chadaustin.me/2015/07/sum-types/

>>78
>>77
So, zero is when something doesn't exist. You can't actually show me something in a quantity of zero, so it doesn't really exist.