Of course, from time to time, I want to do everything myself and be more involved on my own with the creative process. But I don't mind the collaboration at all.

That's what the internet is: it's like bombarding your eyeballs with these myriad blinking colour lights. It's like trying to watch a movie on your phone in the middle of Times Square.

I'm just thinking of 2001, which I think is the most expensive independent film ever made - which is great, someday I hope I will do one. But I know the parameters when I got onto this project - I have to take care of everyone, make sure that they are all on board, and this process interests me.

Every movie I do is challenging for me. There is some element of imaginative that you wouldn't have in a typical movie.

Sometimes it's interesting to see something that you're not used to seeing, which is the main ingredient of life, and it's removed from the usual entertainment. I think it's important to give the opportunity to people to witness the life of somebody who was not public.

Objectivity is very hard to achieve. It needs some research and patience. If you want to do something honest, you have to explore it a little longer.

My grandfather lived across the garden from us, and in his attic he had a lot of radios, appliances and inventions that he had made over 50 years, such as a keyboard called a clavioline, which can be heard on some Beatles songs - it was popular in the 60s. So we had all that at home.