Valve joins the Linux Foundation http://www.gamedynamo.com/article/showarticle/7053/en/valve_joins_the_linux_foundation …pic.twitter.com/MiFX4IK3W0
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Valve joins the Linux Foundation http://www.gamedynamo.com/article/showarticle/7053/en/valve_joins_the_linux_foundation …pic.twitter.com/MiFX4IK3W0