Let's not forget the Australian Open changing court color from the green to that bright blue!

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One could question whether the briskly selling Nook Color -- which is not open to Android apps at large -- is relevant to that tally, at least from a developer perspective.

ENGADGET: Switched On: Android's tablet traversal

Any Americans still uncomfortable on the red clay will feel more at home: For the first time, Madrid will be using blue clay, much like the color of the U.S. Open courts.

WSJ: Americans Produce Feats on Clay

The new color will launch May 20, the same day Mario Tennis Open becomes available.

ENGADGET: Nintendo 3DS turning purple on May 20th, takes a bruising from the ugly stick

It's similar to Highlight or even Color, except the app doesn't need to be open.

ENGADGET

If the near future Arduino will release a color LCD module that can be plugged on the Esplora to create your very own open source console.

ENGADGET: Arduino Esplora helps you learn microcontrollers without the pesky breadboard

That bottom-dwelling, budget tier, first announced at this past Mobile World Congress, has already seen a couple of category cousins come out into the open (see: Vodafone's G 300 and T-Mobile's G 312), so color us unsurprised to find yet another single-core, Googlefied device crop up at the FCC.

ENGADGET: Huawei Ascend G 302D goes public in FCC docs Mobile