User blog comment:Bovell/Popular Modern Warfare 2 mod, alterIWNet, shutdown by Activision/@comment-3121225-20120313163006/@comment-356904-20120313164254

Quoting myself from further down the page here:

"Not necessarily; companies have abused the DMCA in the past to protect their bad business practices. Examples that come to mind are companies filing against people distributing hacked sound card drivers that restored intentionally disabled features meant to force people to buy more expensive hardware, and printer manufacturers using firmware to prevent third parties making cheaper ink cartridges as well as make the cartridge useless after a certain period of time regardless of how full it still was. "