Beta of Firefox 4 automatically uses Direct2D to accelerate website display.
Mozilla have released the first beta of Firefox 4 that features the new
On supported hardware, this beta of Firefox will automatically
use Direct2D in an attempt to accelerate the display of content on
graphically-dense websites. It also comes with a new HTTP Strict
Transport Security security protocol, which insists that Firefox
always uses secures connections. A new audio API exposes the raw
audio data housed within the <video> and <audio>
elements in HTML5.