Firefox 18, the first stable version to feature Mozilla’s new IonMonkey JavaScript compiler, WebRTC and the new Retina Support. And depending on which benchmark you follow, the new IonMonkey JavaScript compiler outpaces Mozilla’s old compiler by up to 25% making Web apps and online games perform better. To see for youself, check out BananaBread, a 3D web game developed and highlighted by the Mozilla Developer Network. Read the full story here.