The obesity rate in the US tripled in 45 years... so clearly it's not about genetics or cravings. People had the same genetics, cravings and access to calories in 1980 USA as today, we're not talking 1580 here.
Your point about having the same cravings as others is exactly as stupid as it was before you made this unrelated point about obesity rates.
Your point about having the same cravings as others is exactly as stupid as it was before you made this unrelated point about obesity rates.