Humans do not have a strong innate craving for social connection because it was historically abundant, unlike cravings for sweet/fatty foods.

“natural selection never had to build in like the goal of feeling Social cuz we were just like in these small bands it was really easy right natural selection had to build in a kind of craving for sweet fatty food because those were hard to find didn't have to build in the craving for like you know a bunch of greens because they were everywhere I think the same thing is true with social connection we just don't have a strong motivation to seek people out because it was just kind of there”