Super Mario Sunshine Wbfs

In an era of 4K emulation via Dolphin on PC and the 3D All-Stars version on Nintendo Switch, why would anyone still play Super Mario Sunshine as a WBFS on a Wii?

WBFS stands for Wii Backup File System.

When you rip a game disc (like Super Mario Sunshine) to a computer, the standard format is usually an ISO. However, Wii discs are 4.7 GB in size, but the actual game data is often much smaller. Super Mario Sunshine Wbfs

Super Mario Sunshine is a GameCube game, which means the original disc size is roughly 1.35 GB. When this data is stored on a drive formatted for the WBFS system, or simply saved as a .wbfs file on a standard drive (NTFS/FAT32), it saves space by stripping out the empty "padding" data found on the disc. In an era of 4K emulation via Dolphin

This is the grey area. Downloading a pre-made Super Mario Sunshine.wbfs from a ROM site is copyright infringement. WBFS stands for Wii Backup File System

The legal alternative: Rip your own physical disc. Using CleanRip on your Wii, you can dump your original Sunshine disc into an ISO, then convert that ISO to WBFS using Wii Backup Manager (PC). This gives you the exact same file 100% legally.