Everett, Washington-based pop-culture products manufacturer Funko, Inc. (NASDAQ: FNKO) reported second-quarter 2018 earnings on Aug. 9, revealing an extremely healthy top line. Funko posted a year-over-year revenue increase of 32% to $138.7 million, on the strength of a 26% increase in active properties and an improvement in net sales per active property of 5%. "Properties" refers to intellectual property licenses of movies, video games, TV shows, and other pop-culture content, from which Funko creates physical products, such as its "Pop!" vinyl figurines sold in stores.The company's pop-culture niche poses perhaps the single biggest stumbling block potential investors may encounter when researching this company.