def parse_tags(element)
      if element.class == Hash && element['string']
        if element['string'].class == Array
          return element['string'].join(", ")
        elsif element['string'].class == String 
          return element['string']
        end
      else
        return ""
      end
    end
def parse_tags(element)
      if element.class == Hash && element['string']
        if element['string'].class == Array
          return element['string'].join(", ")
        elsif element['string'].class == String 
          return element['string']
        end
      else
        return ""
      end
    end
Makes sense out of Blip.tv's strucutre of the <tt>tag</tt> element

 returns a String