The Hitchhiker's Guide to the Galaxy: The Original Radio Scripts contains a new introduction by Geoffrey Perkins, and newly researched material by M. J. Simpson, including a transcript of "The Lost Hitchhiker Sketch." The sketch was an interview with Simon Jones in character as Arthur Dent, conducted by Sheila Steafel on her show "Steafel Plus" in 1982, written entirely by Adams. The sketch can be heard in the "Douglas Adams at the BBC" CD collection. The book now contains transcripts of all Hitchhikers radio sketches, barring a sketch for Marvin that Adams wrote for the BBC Radio 1 show Studio B15 to promote the television version of the serial, which
The Hitchhiker's Guide to the Galaxy (video game) actions not in the radio play or book that the player must perform to make the game winnable. Other puzzles are based so closely on the book or radio play as to be solvable only by those who are intimately familiar with Adams' work. In spite of all of this, "The Hitchhiker's Guide to the Galaxy" was rated as "Standard" difficulty by Infocom's rating system, though it was advertised to be at expert difficulty. The player is seldom given an actual purpose, apart from the implicit goal stated by the inventory item of "no tea". Much of the game is