>I'd love to see a star[v]ing obese person.

Most obese people are suffering from something called "internal starvation", which is a byproduct of insulin resistance. The mini-lecture on fat biochemistry is here[0].

[0] https://youtu.be/2PdJFbjWHEU?t=4388

[1] https://healthcareinamerica.us/what-exactly-is-insulin-resis...

I read that as scarcity of options - your only option is eat junk food and get obese. With abundance of options you can decide to eat healthy or junk.