We are trapped by our language. We are trapped by our language and the metaphors we can construct to share our thoughts and ideas. Thus we will probably be using the terms associated with computers to explain biological phenomenae for some time to come. Here is a fascinating article about "backing up" your immune system. Your immune system like your meta genomic state is in a constant state of flux. The concept of your body as a single fixed entity is flawed. Your body is actually a constantly evolving symphony of components. Anyway here is an example of being able to capture a "healthy" state of your system and then potentially re-instate that into your body. System Re-boot anyone?