He was working on Digital Media in Hollywood so yes they already have his ideas, and who will claim their genesis. It was a Big screen version of the HHGTTG - says the BBC.
How I remember the first radio series. heard it twice per week then it got repeated again almost immediately because of it's popularity. The TV series lost none of the imagination, just not enough of it. All because Douglas insisted on being involved. Whoever champions the cause of the film I want to see it. His genius was well respected so I have hopes.