Guide to Buying a New printer by Andrew Gates
One of the more perplexing decisions when faced with choosing a new printer is which print technology is going to suit you best. At the moment there are two main printing systems: the laser technology, using toner cartridges and a transfer drum assembly; and ink jets using ink tank cartridges... When choosing a Laser printer, on-board RAM (read only memory) might be a consideration. ... A printer with a standard 64 Megabytes of RAM will be slow to print a quantity of documents that are larger in size than the printer's memory.

Where Computer Interfaces Are Going : 3D Beyond Games by Tristan Grimmer
This article serves two purposes. It is a discussion about the future of computer interfaces; and it is a means by which I can purge myself of thoughts that have been accumulating on this topic for quite a few years. Even if it fails as intelligent discourse on the first, it will have succeeded... Placing objects manually, whether on your desktop or in a 3D environment, takes advantage of spatial memory. ... You probably know where your camera is and where the light switches in your home are. ... A graphics card that draws a 480x480 pixel scene at 60fps would take 8 seconds to update a...

Battery Wars - This 'Is' the New Wireless Frontier by Dennis Schooley
I can picture it now. Luke Skywalker and Darth Vader face off for an epic light-saber battle to the death! The fate of the world hangs in the balance! Then their light-saber batteries run out of juice so they’re left holding onto a couple of limp licorice sticks, resulting in a leg-wrestling... In fact digital calculations themselves require steady voltage to maintain memory, and power fluctuations can be catastrophic for the device functionality. ... Prototypes have been designed to power a new breed of smart card.