Filemagic is built on a robust framework that optimizes the handling of large files, particularly useful when working with MP4 videos, which can be sizable and require significant system resources. This optimization means users will avoid performance issues, even with extensive video libraries. https://www.filemagic.com/en/video-files/mp4-file-extension/how-to-open-a-file-with-the-mp4-file-extension/