Some of these proposals don’t work especially for Go, Go type system is so plain infact it’s too plain that allowing for “special compiler keywords” can do more

Some of these proposals don’t work especially for Go, Go type system is so plain infact it’s too plain that allowing for “special compiler keywords” can do more harm than good, example is “?” What if there’re 4 return values?, in Go where Order is pretty important, to Go this alone increases compile time