This audio/video player designed by Consumerist Flickr pool member unleashedlive features a sliding control panel that hides under the playing screen, just like with a slider cellphone. The maker of this 3d rendering says it would use flash memory and be chargeable via the headphone jack.
Here’s one in black.
We love our Flickr pool, it is filled with the work of talented, industrious and clever people! — BEN POPKEN