If worldscript is needed you might as well only support Mac OS 8.6 and up, so you can then use Carbon 1.2 at the same time which has better file picker dialogs.

If worldscript is needed you might as well only support Mac OS 8.6 and up, so you can then use Carbon 1.2 at the same time which has better file picker dialogs. The same app can also be used on power pc versions of mac os x