Doodle with strangers on InterWeb!
This little toy app also supports multiple inputs methods by using
pointer events do the app is supported on desktop and touch-screen devices, including iOS and Android phones and tablet, and Windows 8 devices.
If nobody else is present, try launching the URL on multiple tabs/browsers/devices and try doodling on all browser windows.
With PubNub History API
Also, there is another demo with the
history() API, which preloads the past 50 drowing strokes, while the first demo starts with a fresh canvas.