Generally high for standard Master Disc patches; mixed results for video mode forcing.
If you are looking at the file, you are likely dealing with the Just Enough Sony (JES) tool, a popular utility used by the PlayStation 2 homebrew community to patch and prepare game ISOs for various loaders. Direct Answer Jes.7z
Always ensure you download the archive from a reputable community source. Fake downloads of compression-related tools can sometimes lead to malware risks . Generally high for standard Master Disc patches; mixed