This leads to a dual approach: You have Web pages for human consumption and you have an API where computers can pull out structured information for automatic processing.
Raluca Budiu, who is a post-doc working in our group, has conducted some very interesting research with us on how tagging appears to affect humaninformationprocessing.
In Human Vision System, the optical signal is separated to brightness and chroma information, and they are processing differently. It is an important quality of Human Vision System.