While the square wallpaper aesthetic is not new, the popularity of it has remained relatively stable for decades. While the pattern was largely used in American homes, many Americans chose it for its simplicity. It is easy to install, and has the added benefit of being more cost-effective. In addition to the square appearance, it also creates a classic and sophisticated look. However, the square shape does come with its challenges. If you are a beginner in the art of paper cutting, you might want to consider an alternative method.