new_contents: import random
  
  from curtsies import FullscreenWindow, Input, FSArray
  from curtsies.fmtfuncs import red, bold, green, on_blue, yellow, on_red
  
  def main():
      with FullscreenWindow() as window:
          print 'Press escape to exit'
          with Input() as input_generator:
              a = FSArray(window.height, window.width)
              for c in input_generator:
                  if c == '<Esc>':
                      break
                  row = random.choice(range(window.height))
                  column = random.choice(range(window.width-len(repr(c))))
                  a[row, column:column+len(repr(c))] = [repr(c)]
                  window.render_to_terminal(a)
  
  if __name__ == '__main__':
      main()
  
subject: add simple example