Just watched this movie with my niece and nephews in Australia. That's right, we all sat in the living room and watched a film together. And it was lovely.
This - from The Sydney Morning Herald:
"Elliot based the film partly on his own life. For 20 years he has corresponded with a New York man who has Asperger's syndrome. In the movie, this is Max Jerry Horovitz, a 44-year-old Jewish man (voiced by Philip Seymour Hoffman) who weighs 150 kilograms and lives on chocolate hot dogs. Elliot is now 37 so he must have been about 17 when the pen-pal relationship began. In the movie, his alter ego is a lonely eight-year-old girl, Mary Daisy Dinkle ........."
Look it up and rent it. xx