Because you’re thinking about it wrong. With a bigger population it’ll cost more to influence them. If you ever watched how they did it in 2016, they started small, always. The first sub Reddit’s to see lots of opinion shifts where small subs like local interest before they moved on to the larger metropolitan ones. If you’re paying to influence people then you need a chain of initiation to start. This makes Lemmy a much greater target than Reddit. Look at opinions on AI. Lemmy was full on sharing multiple daily headlines like “AI is coming for your daughter’s” while Reddit thought it was just a neat tool