Interactive protocols and user interfaces are in a dynamic or symbiotic relationship. The protocol wants to be good for the user interface, and the user interface wants to be good for the protocol. Likewise, innovation can come from either direction. While generally it is the graphical user interface that makes the critical overview.

Building deep interaction has always been tough, and this is where the application, interface and protocols are especially challenged. The "global web ecosystem" is a practical model for deep interaction. Many interrelated components available through a singular device window.

Friday January 11, 2008