Douglas Adams's Guide to The Hitchhiker's Guide to the Galaxy programme in the second series was so plagued by deadline problems that it almost didn't get broadcast, and the mind-boggling conditions they worked under to complete the job in time. These comments are intermixed with some clips from the radio programmes, including some highlights such as the destruction of the earth and Marvin telling everyone how depressed he is. The programme was written by Debbie Barham. The second tape runs 50 minutes and consists of Douglas Adams being interviewed by Iain Johnstone. Many topics are touched upon, often with surprising connections between them. Some of the topics discussed by Douglas
Technology in The Hitchhiker's Guide to the Galaxy After Ford starts the Thinking Cap, Zaphod (who was very groggy from having his second head removed by force) immediately was able to walk straight and think smarter than usual, and ten minutes later he could still walk, but was back to his normal, over-the-top self. "The Hitchhiker's Guide to the Galaxy" states that a towel is the most important item a hitchhiker can have. It also mentions that "to know where one's towel is" means to be in control of one's own life. It describes the towel as a multipurpose tool which can be converted into such things as