무서운 속도로 업그레이드 되던 7zip가 4.33~4.41 Beta 버젼을 거쳐 드디어 4.42 버젼이 나왔습니다. 변경된 점은, 아래와 같습니다. *history.txt 파일 인용 :

Version 4.42 2006-05-14

- Compressing speed and Memory requirements were increased.
  Default dictionary size was increased: Fastest: 64 KB, Fast: 1 MB,
  Normal: 4 MB, Max: 16 MB, Ultra: 64 MB.
- BZip2 compressing / decompressing now can work in multi-threading mode
- Multi-threading mode now is default for multi-processor systems
- 64-bit version now supports 1 GB dictionary
- 7z/LZMA now can use only these match finders: HC4, BT2, BT3, BT4
- Compression ratio in Zip/GZip/Deflate in Ultra mode was increased
- 7-Zip now can unpack ISO archives and some installers created by NSIS
- Optional "Flat View" mode in 7-Zip File Manager
- 7-Zip File Manager now can calculate CRC checksums for files
- -x switch with relative paths now affects files specified with absolute paths
- New switch for 7za.exe (console version): -slt.
  "l" (list) command with -slt shows technical information for archive.
- New switch: -scs{WIN|DOS|UTF-8} specifies charset for list files.
  Default charset for list files is UTF-8 now.
- Some bugs were fixed
- New localizations: Albanian, Kurdish

영어가 약해서 뭔소린지는 잘 몰겠네요.. 베타 버젼을 쭉 써와서 보던 내용은 많이 있는데. ㅎ.ㅎ~ 나날히 발전하는 7zip가 되었으면 좋겠습니다.