1. update partition have been removed.

2. compressed in .WIA (Wii Iso Archive) format

.wia files are 35% smaller than .WBFS in average as the game data itself is compressed too, not only the unused bytes.

.wia files are 65% smaller(!) than .ISO in average (calculated by 127 games) info about .WIA: https://wit.wiimm.de/info/wia.html

use 'WIT' to uncompress to .wbfs or .iso e.g: "wit copy example.wia example.wbfs" info about WIT: https://wit.wiimm.de/wit/

(present wia compression setting was: LZMA2.7@100)