Back in the prehistoric era, updates were not much of a thing. Companies would just push things out after spending months perfecting the product. But thanks to the technological advances of the 20th century, we now have the ability to upgrade and improve our pack for the (subjectively) better.

And while we improve and progress, we can store the previous updates on this here page, where you can figure out how your favorite (or least favorite) weapons evolved from nothing to something.