The most important piece of information (that medium breast size also has normal intelligence) is presented like a side note, to deceive the boobfags like you into ignoring it.
Meanwhile, in real world:
>big-breasted women were perceived as […] less intelligent than women with average or small breasts.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7058577/
According to the law of the wisdom of the crowd, this is not just perception, but truth.