Actually that's a good point. JS+Canvas will get there at some point soon. Especially with HMTL5 web workers. Check out an example of a WebGL Game (not HMTL5).<p><a href="http://nitobi.com/yohei/cube_defense_alpha/" rel="nofollow">http://nitobi.com/yohei/cube_defense_alpha/</a><p>This only works in the latest WebKit/Firefox developer builds but it's pretty awesome stuff. This would really eat into the reasons for Flash.