[Despite the trouble they sometimes cause, I like add-on programs that change the way my Mac works. I like setting up my Macintosh just the way I want it, and I like knowing lots of people and lots of programmers use add-on programs to try different interface ideas. Once you get past the four-or-five stage (that is, four or five folders and four or five applications on your hard disk) you may notice clutter and deeply-nested folders getting in your way

Web ZIP Codes -- William Murphy writes: When I read the article on ProPhone, I chased the link to TidBITS-267 to see what had been said about ZIP code programs, and I thought it might be worth pointing out that the U.S