Why is OG Kush so popular?

Could you elaborate on the reasons behind the immense popularity of OG Kush? Is it solely due to its unique flavor profile, or does it also stem from its perceived medicinal benefits and potency? Moreover, what sets it apart from other strains of cannabis, making it a favorite among enthusiasts? Furthermore, has the rise of social media and word-of-mouth played a significant role in its widespread recognition? Lastly, what are some of the challenges faced by the industry in ensuring the authenticity and quality of OG Kush products?