i think most importantly, its stating that the golden ratio is appealing, which is somewhat unquestionable. that contrasts with what you said it said, which is

i think most importantly, its stating that the golden ratio is appealing, which is somewhat unquestionable. that contrasts with what you said it said, which is that its the MOST appealing ratio. obviously there are many considerations that go into a soup cans dimensions, the author was only offering a LIST of other possible reasons other than volume/surface area efficiencies. 2ndly, theres a difference between not having golden ratios and not being based off the golden ratios.