As I make my way through the crowd I am accosted by a petite woman wearing a banana costume and thigh-high fishnets, shouting at me to put all my money on her. She is The Banana Split, and she has come to dominate. &amp;#8220;Potassium gives you strength,&amp;#8221; she says, with steely determination. &amp;#8220;And I&amp;#8217;m full [...]