Scalable Vector Graphics

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Correction: At this time all real browsers have committed to some level of SVG support except for Internet Explorer. "All" includes but is not limited to: Opera, Firefox, Netscape, Camino, SeaMonkey, Epiphany, Konqueror Safari, OmniWeb, Amaya, Webkit, etc ... Try the following using firefox:

An interesting SVG demo:
http://people.mozilla.com/~vladimir/demos/photos.svg

Demographics stuff in German.

The french are passing us by technically ... inflation calculator:
http://www.insee.fr/fr/indicateur/indic_cons/sip/sip.svg

Here is another interesting one also, but it requires (New Zealand) Chris Double's modifications for the HTML video element that he is adding to Firefox.
http://www.youtube.com/watch?v=Har-PRP4X9U

SVG tetris
http://www.croczilla.com/svg/samples/svgtetris/svgtetris.svg

Again all of this was done using only "standards" ... imagine that.