Pink triangle and the LGBT rights movement. In Nazi concentration camps, each prisoner was required to wear a downward-pointing, equilateral triangular cloth badge on their chest, the color of which identified the reason for their imprisonment. Early on, homosexual male prisoners were variously identified with a green triangle (indicating criminals) or red triangle (political prisoners), the number "175" (referring to Paragraph 175, the section of the German penal code criminalizing homosexual activity), or the letter "A" (which stood for "Arschficker", literally "ass fucker"). Later, the use of a pink triangle was established for prisoners identified as homosexual men, which also included bisexual
So What (Pink song) praised it for its aggressive and empowering nature while others deemed it childish and bratty. The song was also successful commercially, topping the charts in several countries across Europe and Oceania and peaking within the top five worldwide. In the United States, the song reached number one on the "Billboard" Hot 100, becoming her second single to top the chart. "So What" also became her highest selling single in the United States, with sales of over four million downloads. The music video for "So What" was directed by longtime collaborator Dave Meyers. It shows Pink drinking while riding a lawnmower,