The Matrix Online beta stress test is over! In only two days, all keys were delivered and 20,000 new members will jack into the Matrix this Monday to play in a 7-day stress test of Warner Bros. unique massively multiplayer online role-playing game. Make sure to keep an eye out on FilePlanet for any future events because they go fast! Remember, the beta stress test is scheduled to start Monday, Feb. 7th so make sure you've downloaded the MXO Client.