Just when it seemed like we were filled to capacity with Zelda info, they throw another trailer in our face, not that I am complaining. As many of you already know, you’ll have the ability to upgrade your weapons and items in Skyward Sword. This new trailer demonstrates how that’s accomplished. It is shown that Link will find certain items on occasion, primarily after defeating enemies. These items will be kept in your inventory, and later used for upgrades. After…