Because ten years ago Go was a rather different language? Because I don't work only in languages where I would consider myself an expert and so be confident I k

Because ten years ago Go was a rather different language? Because I don't work only in languages where I would consider myself an expert and so be confident I know every feature ? This reminds me of a C programmer confidently insisting to me that bool had "always" been a keyword. Nope, only since C23 - but it had been used like a keyword anyway. So it makes sense many practitioners wouldn't know that.