I hadn't bothered to check my junk mail from maxim today, but luckily a mate did and noticed this: http://www.maxim-ic.com/design_guides/en/TEMPERATURE_SENSORS_9.pdf note the fact this is an SMB device, that means nice n simple to connect. Someone who feals that putting this on their SMB wouldn't be an insult to the PIC fanbus on there atm might well want to have a go