The document discusses various digital marketing and design trends over time, from the early 1990s to the present. It notes how some trends like parallax scrolling were quickly abused, while others like responsive web design seemed like a good idea but caused issues by removing control over the mobile experience. The document also discusses specific trends like explainer videos, flat design, and various types of overlays and popups. It analyzes how trends can wield influence when left unchecked, as seen with the "Pinot Noir" effect. The document advocates for more experimentation and validation of trends going forward.