Instagram Likes

In this question, focus on the technical aspects of how Instagram's "Likes" feature operates and its implications for user engagement and data management. Discuss the architecture that supports the like functionality, including database design for storing likes, scalability challenges, and how to ensure real-time updates. Consider the impact of likes on user experience and engagement metrics, and be prepared to address potential technical challenges such as handling high traffic during peak times or ensuring data integrity. Additionally, think about how you would approach feature enhancements or changes based on user feedback or data analysis.