Why can't it be both? Also, the consumption of sucrose in the developed world may or may not have appreciably decreased in the period since Lustig's lecture ca

Why can't it be both? Also, the consumption of sucrose in the developed world may or may not have appreciably decreased in the period since Lustig's lecture came out, but the pandemic and corresponding spike in inflation have forced many people to seek out cheaper sources of food. And what are those cheaper sources of food loaded with? Yep: sugar and salt.