In the world of digital marketing, both Facebook and Twitter play significant roles. Facebook's wide user base and detailed targeting options make it a powerhouse for marketers. Twitter, on the other hand, offers real-time engagement and is excellent for customer service and brand awareness campaigns. Therefore, it's not a question of Facebook vs. Twitter, but rather how to effectively utilize both platforms for a comprehensive digital marketing strategy. In essence, neither one is "the" social media for digital marketing - they're both integral parts of the puzzle.