> I wonder if this could be solved by picking a widely available but fairly stable platform for it. For buses and basic IO it might be a solution. For a broade

> I wonder if this could be solved by picking a widely available but fairly stable platform for it. For buses and basic IO it might be a solution. For a broader picture, it may be not. For example: your favorite USB device that requires a custom driver won't work (like a USB-to-Serial FTDI chip). Starting from there, now imagine giving support for every printer in existence.