All platitudes are pure baloney, including this one. Good slides are good slides, bullet points or not. Slide’s message immediately grockable, not too jarring

All platitudes are pure baloney, including this one. Good slides are good slides, bullet points or not. Slide’s message immediately grockable, not too jarring color scheme that’s appropriate for the occasion, and clear, crisp and concise language. You can over do bullet points, but that’s true of every single element that’s commonly used in slides.