manifest.json: file sizes and SHA-256 checksums used by the application. videos/.mp4: lecture video. subs/..vtt: subtitle tracks. subs/.asr..vtt: ASR-generated subtitle tracks.

The application downloads only the selected lecture and its subtitle tracks. Files are cached locally and can be played offline… See the full description on the dataset page: https://huggingface.co/datasets/kadirnar/ai-researcher-roadmap-media.