Add explanations for why we use Variant::Struct instead of Variant::Tuple for tuple structs in enums
Add explanations for why we use Variant::Struct instead of Variant::Tuple for tuple structs in enums

graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust