|| Minefield particle dot redraw very slow, manages approx 10 frames/sec|| . Chromium has no delay when rendering particle dot movement. Both have difficulty in letter rendering|| Investigation yields a [https://bugzilla.mozilla.org/show_bug.cgi?id=564643 duplicate]|- | [http://www.chromeexperiments.com/detail/animated-harmonograph/ Animated Harmonograph]|| [[User:Sweerdenburg |Steven Weerdenburg]]|| Image rendering much slower than on Chromium. Drawing of complex patterns on Minefield would sometimes cause centre to "wobble". CPU utilization seems (near) identical on both.||