It's entirely correct. Note that the comment doesn't claim it stops all bot traffic, just that it increases the cost of creating fake accounts. Nor does it make

It's entirely correct. Note that the comment doesn't claim it stops all bot traffic, just that it increases the cost of creating fake accounts. Nor does it make any judgment on the morality or efficacy of such measures. People likely downvote such comments because they're reading something into it that isn't actually there.