Retired microbiologist Diana Westmoreland is no stranger to technology--except when it comes to computers. The problem, says consultant David Platt, lies <A HREF="http://www.eweek.com/article2/0,1895,2078496,00.asp?kc=EWNAVEMNL010307EOAD">not with the user but with the programmers,</A> who just don't think like the people who use their products. Platt is a computer science instructor at the Harvard University Extension School and the author of a new book called "Why Software Sucks... And What You Can Do About It."