MadSaxon writes "gumstix.org has a brief but titillating description of a very small Linux machine based on the PXA255: 20 x 80 mm, '64MB SDRAM, 4MB Flash, MMC/SD/SDIO slot, and power management. It takes 3.6V - 5.0V power, and has been drawing under 200 mA.' It weighs less than 12g sans battery, and 'can fit in a collar undetected.' Is collar-top computing the Next Big Thing?"
We will have solar energy as soon as the utility companies solve one technical
problem -- how to run a sunbeam through a meter.