Sorry but I think your idea would just make the language less consistent. A call is a call, it can be deferred or made asynchronous (with the go keyword). In th

Sorry but I think your idea would just make the language less consistent. A call is a call, it can be deferred or made asynchronous (with the go keyword). In the latter case at least it is very common to specify arguments. Having a syntax to defer a function call, that only works with functions that take no argument, would be weird and inconsistent.