How much are digital downloads worth within the PC video games market? According to a recent report by NPD Group, in 2009 digital delivery of commercial products would have taken 48% of the overall marketplace in North America. NPD says that the 44.8 million games sold the past year would split in 21.3 millions in digital format and 23.5 millions on optical disks. The market research firm depicts a situation where on-line distribution of videogaming products would be on par with traditional reta More