At CNET: "The number of PC users is expected to hit or exceed 1 billion by 2010, up from around 660 million to 670 million today, fueled primarily by new adopters in developing nations such as China, Russia and India." There's also information on how technology groups are trying to adapt marketing strategies to different regions, although it's hard to see how to get past a conundrum like this: " A low-end Windows PC costs about $350 without a monitor. That's just above the $340 per-capita income of Vietnam.". One option is sharing machines, which makes "in-the-cloud" storage of personal data more attractive. Lots more here... big article, I've printed it out for later re-reading.