I noticed that too – that and the fact that "likely a complex interaction" sounds like an expertise-preserving way of saying "we don't know". Plus the article m

I noticed that too – that and the fact that "likely a complex interaction" sounds like an expertise-preserving way of saying "we don't know". Plus the article makes it sound like they tested the gulf stream theory by experimenting on their models, which would yield results about the models, not the reality to which the models refer.