Stephen Powers, aka ESPO Posted on April 19, 2013April 19, 2013 By magicmen No Comments on Stephen Powers, aka ESPO art, books, documentary, grafitti Steve Powers (ESPO) Interview from Butterfly on Vimeo. Stephen Powers, aka ESPO, is a New York City artist who at one time wrote graffiti in Philadelphia and New York. Share this:FacebookTumblrTwitterPinterestEmail