Not really. There are still young people who don't intentionally choose not to have children. Their birth rates might or might not increase without social media.

> your use of "just" is unfair here.

Fair enough, I'll concede that.

> I asserted that you understood that singling out the effect on birth rates over the effect on chocolate sales wasn't done arbitrarily.

Because birth rates are much more relevant to the topic at hand than chocolate sales, no? More loneliness almost necessarily translates into lower birth rates while you can eat chocolate alone or with others.