• Human sperm factory Trent Arsenault finally breaks his silence on why he's such a prolific sperm donor: He's a donorsexual. He can't help it, he was born that way. [SFBG]

• Some old-money NIMBYs don't want Twitter co-founder Evan Williams building a "nouveau riche mcmansion" in their swanky neighborhood. [CurbedSF]

• Many faces, but one big monster: a look at some of Chick-Fil-A's supporters. [Gawker]

• Tree swing removal lady has added stickers and SFPD-posted placards to her street cleaning regimen. [UptownAlmanac]

• The operator of the party bus involved in a fatal accident last weekend has a sketchy background. [SJMerc]

• The Giants are having a "Yoga Day". [BCN/Appeal]