Sometimes you can be so tired you can't sleep, but it's great that you didn't get frustated with it, Toots. They do so that a nice rest often does you nearly as much good (and certainly more good than getting upset cos you can't sleep) so enjoying the recorded telly sounds like a perfect solution.
I don't get Channel 5, so don't have this prog, but I know the kind of thing--there IS a terrible fascination with the people who cope with these fantastic situations, isn't there? The teenage male Chuglets adore some of the survival stuff, with the experts who are dropped into the jungle or the arctic or something and know how to survive.
I see what you mean about the interview---it is a fine balance! You want to appear mature, responsible, civilised, trustworthy, but also like someone who NEEDS that house. I think if you're just yourself you'll be a star!!!