Understanding these tags tells you exactly what the video quality will be:

This is the most important tag. A "TeleSync" is usually filmed in a movie theater using a professional camera on a tripod, with the audio recorded directly from the theater's sound system. While it's "HD," it is not a studio-quality digital release. You might see slight perspective shifts or colors that aren't perfectly balanced. 2. How to Play This File

This is "Standard HD." It’s clear, but not as sharp as 1080p or 4K.