More likely whatever software they use to generate the ISO does this automaticallyOther producers seem to be filling the dead space with random rubbish that doesn't compress.
Report:
WiiFit(jp version) didn't work after "wiiscrubber"
Wii showed "can't recognize disc"Â :~~~
Not sure if the Wii can read CDs or not, but for now we need to burn a full DVD-sized image, even if the game uses less than 700MB of real data, so we can only burn to DVDs. Maybe later...Can the wii read cd's lol?