Hmmm. I agree that 'orders' is not an appropriate choice of words. But I usually don't interpret this kind of claims literally, so I took the GP remark as sayi

Hmmm. I agree that 'orders' is not an appropriate choice of words. But I usually don't interpret this kind of claims literally, so I took the GP remark as saying that in practice (IRL) there was no such 'wide gap in productivity', which is opposite to claims/data I saw before (as you mention, 5-20x) and to my own experience.