If you are old enough to remember Polaroid’s instant cameras, then the concept behind Dell’s new Wasabi PZ310 “ultra-mobile printer” will look very familiar to you. The Wasabi is a small printer that fits in the palm of your hand that can print color photos in less than a minute from digital cameras, mobile phones, and other mobile devices. The Wasabi uses a printing technology called ZINK, which stands for “Zero Ink.” As its name implies there is no ink involved in the printing process, and therefore no potentially