First of all, that’s one “devil’s advocate however” in an article full of information to the contrary.
Second of all, I’d be interested in seeing who funded those studies. Lobbying groups for different unhealthy foods as well as grocery stores looking for excuses to not cater to poor people often fund junk studies that say exactly what they want them to. Just like Big Tobacco did and political groups still do.
Third, addiction still ≠ choice and sugar is more addictive than most narcotics.