Now that we're releasing a fully revamped version when compared to our first-ever release, we need to update the screenshots that are shown on the Software Center and on apps.ubuntu.com. It's also particularly important because of the fact that we'll be in the Ubuntu archive instead of Extras, so in fact, if we don't upload new screenshots, we won't have screenshots at all.
Now that we're releasing a fully revamped version when compared to our first-ever release, we need to update the screenshots that are shown on the Software Center and on apps.ubuntu.com. It's also particularly important because of the fact that we'll be in the Ubuntu archive instead of Extras, so in fact, if we don't upload new screenshots, we won't have screenshots at all.
See also bug 1178202.