In addition to fixing security bugs, the developers also worked on improving the performance and reliability of plugins, such as those used to view PDFs, Flash, and other rich media. With previous versions, some users experienced problems where the browser would stall or consume 100 percent of the CPU while playing streaming Flash video.

Why am I unsurprised that the first bug fix release addresses issues with the Flash plugin and stream flash media. Especially when Chrome has a build in "porn mode" where no cookies or search history are saved...

Chrome beta update fixes Porn problem