Mark's Sysinternals Blog: Sony, Rootkits and Digital Rights Management Gone Too Far

Looks like it is unsafe to purchase any Sony products for use on your system. I was about to get a Sony digital camera, I think I'll reconsider that choice.
Mark's Sysinternals Blog: Sony, Rootkits and Digital Rights Management Gone Too Far:

"The entire experience was frustrating and irritating. Not only had Sony put software on my system that uses techniques commonly used by malware to mask its presence, the software is poorly written and provides no means for uninstall. Worse, most users that stumble across the cloaked files with a RKR scan will cripple their computer if they attempt the obvious step of deleting the cloaked files."