#906: Advertising Discovery explain

[Caption above the panel:]

Advertising discovery:

[Person sits at computer, reading an ad on the screen. The bracketed superscripts are blue.]

Ad: Turgidax® triples[2] your penis size overnight,[2][5] improving both your sexual attractiveness[2][7] and your cardiovascular health.[7][8][9]

Person (thinking): Sounds legit.

[Caption below the panel:]

Wikipedia has trained us to believe anything followed by little blue numbers in brackets.