Samantha Leichtamer writes "The Gamerscore. While most of us deem it unimportant in terms of gamer cred, there’s no way to truly ignore another person’s gamerscore once you’ve learned it. For some of us, collecting achievements is a fun way to reap a game for what it’s worth. For others, achievements come as a happy accident. And for completionists, they’re a downright obsession."