I don't agree. In many countries diet soda is the way more common thing at this point (sugar taxes) ex. Mainland Spain basically every soda except coca cola is based on sweetener instead of sugar.
It turns out it's not the "obvious" better choice they wanted it to be. So looking into it is definitely interesting.
It turns out it's not the "obvious" better choice they wanted it to be. So looking into it is definitely interesting.