"While the Entertainment Software Association remains the preeminent voice for U.S. computer and video game publishers, we can confirm that Activision and Vivendi Games opted to discontinue their membership. The ESA remains dedicated to advancing our industry's objectives such as protecting intellectual property, preserving First Amendment rights, and fostering a beneficial environment for the entire industry. Our high level of service and value to members and the larger industry remains unchanged."

- Rich Taylor, Senior Vice President of Communications and Research, Entertainment Software Association

This comes a day after it was noted that Activision and a number of other notable publishers were not listed as showing at the industry's big conference.

Neither Activision nor Vivendi have responded to requests for comment. More as this breaking story unfolds.