Bigfoot Networks Launches Killer Xeno™: Second-Generation Gaming Network CardSAN FRANCISCO, Game Developers Conference – March 23, 2009 – Bigfoot  Networks, the networking technology company behind the Killer™ line of gaming network cards, today launched Killer Xeno, the company’s next-generation voice chat-enabled network interface card for online gamers. The new product comes with more memory, an upgraded network processing unit (NPU), and integrated audio for hardware-accelerated voice-chat,