Yes your version of un7zip.exe is faster than original un7zip.exe, i just tried it using Virtual PC and is about 1 minute faster (all driverpacks added).
2 2008-08-08 06:18:38
Re: [REQ] 64bit support - No... Not for NT5 based platforms (101 replies, posted in Feature Requests)
yeah it would be great x64 support for XP and Vista