React JS Masterclass - Go From Zero To Job Ready - Snapshots / 258

The lecture discusses the use of the onSnapshot method in Firebase to automatically update data in real-time when changes occur, such as adding or deleting movies. It explains how to use onSnapshot to access and manipulate data, create a movie array, and log changes. The lecture also highlights the snapshot callback function and previews the next lecture on querying and filtering data.

What new insight or understanding did you gain from this video?