Steam's 'Complete Your Collection' bundles are one of Valve's best innovations for its storefront. Bundles are a great way to get games, DLCs, soundtracks, and more at slightly cheaper prices than you would if you were to buy them all separately, but Complete Your Collection adjusts the contents of a bundle based on your current library so that you don't end up buying the same product twice. However, this handy feature has never been part of the gifting system - until today.Read the full story on PCGamesN: Steam's gifting system expands to include one of the handiest features Valve ever added