This is the interesting part. The English subtitles are not the official DVD ones. They're a fan-translation that has two quirks:
If you are using a portable or "budget-friendly" projector, 720p is often its native resolution. Running the film at this native spec ensures every pixel is crisp, making the English subtitles easy to read against the dark, moody backgrounds of the film. The Importance of Quality English Subtitles Ip Man 2008 English Subtitles 720p Projectorl