Aucb.107 fa.editor-p utzoo!decvax!ucbvax!C70:editor-p Thu Dec 3 11:42:25 1981 Re: Cross-product editing? >From JWALKER@BBNA Thu Dec 3 11:38:33 1981 Sure, I'll guess. Principle I. Easy things should be easy to do. It is nice but not as necessary for complex things to be easy to do. Principle II. What is easy for a skilled operator to do is not necessarily what is easy for an uninformed user to guess. Corollary: Learning and practice are prerequisites for skilled use.