Besides, I think I solved the mystery about this device:

http://www.flickr.com/photos/thp4/57...l-1658881@N24/

It's most certainly a HTC Desire Z, look at the two-color split and the bottom part of the device.

http://images.google.com/imgres?imgu...w=1304&bih=705

However, I'm not 100% sure... could be any other device, too...