Comment by lloyd-christmas

This has been their performance:

  2015:     $60603.43
  2014:     $66765.31
  2013:     $48999.11
  2012:     $57854.88
  2011:     $42294.19
  2010:     $54501.15
  2009:     $32516.44
  2008:     $32318.46
  2007:     $19052.28

That's pretty damn good for such a cult game. I'm not sure there's really any better way to monetize it than rely on donations.