One would be forgiven for assuming a collection of games with "HD" in the title would have a bit more crispiness on the visual front. But just in case you weren't already aware that an upgrade has been applied, this trailer should make it abundantly clear.
[ Sora, Donald, and Goofy! And sharper Sora, Donald, and Goofy! And blurry Sora, Donald, and Goofy! ]