Most legitimate emulation files use lossless compression. This works like a ZIP file for a Word document—when you unzip it, the data is 100% identical to the original.
If you see a file claiming to reduce Super Smash Bros. Brawl (8.5 GB) down to 50 MB, you are dealing with one of two things: wii rom highly compressed
The Truth: You cannot compress a 4.7 GB video game to 200 MB using standard algorithms without destroying data. Realistic compression for Wii ROMs usually saves only 20% to 50% of the original size. Most legitimate emulation files use lossless compression
For the safety-conscious gamer, here is the ultimate workflow to get Wii ROM highly compressed files directly from your own discs. The Truth: You cannot compress a 4
You will need:
Steps: