So what's the current status on windows XP-64 and modern games? I'm (finally) upgrading to a 64 bit system this week, and I'm wondering if it's worth splashing out and buying XP64. I need to know a ...

Looking ahead: The vast majority of Windows users already run Steam on 64-bit operating systems, even though the client has continued to support a legacy 32-bit version of Windows. That era is ending: ...