From time to time, people ask me how public relations has changed during the two decades in which I’ve been seeking publicity. My answer: technology. Twenty years ago, the fax machine was a newfangled novelty. Our primary means of communicating with journalists was the telephone and the US Mail. The advent of e- mail and the web has made life easier in many regards and tougher in others - namely, thanks to hordes of clowns with money making schemes and software that "blasts" press releases indi.