Favorite concept phone designs

For the most part, concept smartphone renderings on the internet suck. They're often terribly rendered and not only look impossible to engineer, but include bad gimmicks that add no real functionality. On top of that, they just look bad.

A perfect example of a cliche concept phone130218162829-concept-phone-philips-fluid-horizontal-gallery_medium

via i2.cdn.turner.com

Once in a while, though, I come across a good one. To me, this concept HTC phone would look fantastic with stock Android and without the HTC Sense screeshot shopped in.

Htc-h20-concept_medium

via 1.bp.blogspot.com

So, has anyone here seen a concept smartphone render on the internet they think looks fantastic?