The San Francisco International Film Festival has announced that the collected video game-filmed machinima works of Rooster Teeth Productions, including the Halo engine-made "Red vs. Blue: Blood Gulch Chronicles" and the Sims 2-adapted "Strangerhood" series, will be screened, along with outtakes and previews of upcoming works, on April 23rd, 25th, and May 5th (via Gamasutra).
More information can be found here
Also, Henry Lowood will participate in a round table on the state of Machinima as a part of the San Francisco Film Festival. The discussion will take place on May 2nd. Stay tuned for more information.