Common sense dictates there's a reason country-western crooners gravitate to the sparkle of rhinestones but business presenters don't. Eye-blinding apparel creates a dazzling display for concert fans, but it would be a disastrous choice for a monthly sales meeting. Presenters, however, now seem to have a rhinestone of their own - Macromedia Flash. Although not the perfect choice for every situation, this product is slowly gaining ground among professionals whose ambitions extend beyond PowerPoint's limits, but who don't want to climb the learning curve of a high-end multimedia-authoring program, such as Macromedia's other brainchild, Director.