It is a great corner site, an exciting but exhausting gig painting in the micro climates of the scaffolding. Hot on one side and cold on the other. Sweet and sinister, everyday living mixed with screeches of pain. My favorite compliment this week: ”The Hummingbird is a motherfucking powerful bird.” ~Excerpt from Johanna Poethig’s Blog Bay Area visual, public, and performance artist, Johanna Poethig, created a blog to document the process of her latest mural project located in the Tenderloin district of San…