ooo i found more on this..... this is from Blizzards Terms of Survice. and prbly in other games as well...
You hereby agree and acknowledge that Blizzard shall not have any liability to You for the loss of Online Data for any reason whatsoever, including, but not limited to, server failure, telephonic interruptions of any kind, defects, viruses or other harmful components, and negligent acts of Blizzard and/or its affiliates;
good stuff eh? you ppl real sould read these things, they sometime have some intresting things listed.