XO (OLPC) - Give one, get one

At one for the price of two, as reported by the BBC. I've written about this particular project several times now, as I think it's pretty cool and worthy of everyone's attention. I think I've also mentioned how I thought it would be a cool idea if they made it available for sale, and now it is in the US with the 'give one, get one' scheme that essentially allows you to buy one laptop and pay the cost of another laptop for a child in a developing country, making it effectively a charitable donation. The cost at present is considerably higher than initially envisaged (2x$100 < $399), but it's expected to come down eventually...