226 Chapter 10 Authoring
4. Consider Maintenance.
Is the application widely used and supported? If so, expertise is more likely to be
available for future revision.
Will the project require frequent updates? If so, choose an application that simpli-
fies this process.
Some applications store individual media once, referencing each with an alias •
for repeated use. Changing an element such as a logo may mean simply replac-
ing one graphic with a new one—all the references to that one image are auto-
matically updated.
Some applications• can import external files at the time of playback. Updating
the application may be as easy as replacing one of the files. This is particularly
useful in projects that rely on timely data such as catalogs ...