Maybe not Steam or games, but Amazon has remotely pulled back digital books they sold to their customers (with refund though): <a href="http:&#x2F;&#x2F;www.nytimes.com&#x2F;2009&#x2F;07&#x2F;18&#x2F;technology&#x2F;companies&#x2F;18amazon.html?_r=0" rel="nofollow">http:&#x2F;&#x2F;www.nytimes.com&#x2F;2009&#x2F;07&#x2F;18&#x2F;technology&#x2F;companies&#x2F;18ama...</a>