Windows/Mac/Linux (with Adobe Air): TweetDeck—the most popular Twitter client among Lifehacker readers—just released an update to version 0.33, bringing with it more support for viewing media inline without opening a page in your browser (including YouTube videos and Flickr images) and a nice new column navigation tool. Sound good? Check out the video above for more details or just grab the latest here. [TweetDeck Blog via Mashable]