517.3 mln devices to support non-proprietary I/O by 2010

Non-proprietary I/Os were in 461.3 mln devices in 2006. By 2010, there will be 517.3 mln devices with non-proprietary I/Os, In-Stat says. PCI Express, a serial I/O instead of a parallel I/O, has changed the nature of the PCI bus.