For behaviorist films, that's been much more useful - the change of technology - but for my kind of films, doing them on film is much better, because it's more beautiful.
I'd always wanted to do something about the Second World War, but I didn't want to do another combat film, whether it was air, land, or sea.
When I joined Granada - which, you don't want to start crying about these things, but Granada was a very, very hot place to be, it was my good fortune to be there at that time - the BBC was firmly asleep.