Take Control author Kirk McElhearn reports in a TidBITS article, Video Viewing in Lion Freezes New iMacs (4 August 2011), about a freezing problem that can occur when new iMacs running Lion attempt to play video after being woken from sleep. Find out the details, the symptoms, and what Apple has done so far to address this issue. (Note: I, too, have a new iMac running Lion, and have seen the problem first-hand.)

—Posted by Michael E. Cohen on August 6, 2011