Microsoft's Surface Sphere was unfortunately just an eye-catching demo, but if you want some spherical display goodness in your life (or, indeed, just in your living room) then Nirav Patel has the DIY route for you. His homegrown spherical display uses a Microvision ShowWX pico-projector, an 8-inch frosted glass light fitting, a fish-eye lens and some open-source software he's coded up specially, and costs around $200 to put together.
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