everyone who wants to participate in a project to change their software setup just to work on a particular project. People in such places as Zimbabwe want to participate but don't always have access to the latest commercial software. Everyone wants participation from as many parts of the world as possible, so we need to reduce the barriers.
The bottom line is that organizations such as IUPAC need compatible, fundamental tools that will enhance collaboration by creating collaboratories. Before we worry about high-speed, real-time, full-motion video connections, some thought should be given to fundamental joint authoring tools that allow people to reliably see and edit a document from any computer on the Internet.