You can blame the whole pink-for-entire-month-of-October annoyance on the Susan G. Komen Foundation.
Nancy Goodman Brinker (see https://en.wikipedia.org/wiki/Nancy_Brinker) named it after her own sister, who'd died of breast cancer, and promptly turned it into a money tree for herself. Multiple ripoff threads coming out of Komen Foundation.
https://thetruthaboutcancer.com/susan-g-komen-pink-ribbon-facade/