Yes, it works great.
yes of course you half-wit every game is since Microsoft make nearly all them
It is compatible with every game in the Orange Box.
Yes, it is compatible with Windows 7. I installed and have played it for hours and hours.
yes it can work on Windows Vista and XP Service Pack 2
No. Action Essentials 2 is not compatible with Windows Movie Maker.
yes
yes. it is
Yes. However, you must make sure that the version of Halo 2 you are trying to play is the PC edition rather than the XBOX version. It should read "Halo 2 for Vista" or something similar. Now this does NOT mean it is only compatible with Vista. Halo 2 is compatible with Windows Vista and Windows 7, but not Windows XP.
Impossible, Half life 2 is a program that only operates with all of the maps associated with it. What you saw is probably garrysmod, it let's you go to any map that is compatible with Source and will let you build things pose ragdolls etc.
No, Microsoft Office is only compatible with Windows Vista and Windows XP with Service Pack 2 or higher.
Nativity No Valve is not going in that direction , but Under the WOW emulator ( Windows On Windows Emulator , Its basically a 32bit emulator to 64bit windows) I was able to play half life 1 from start to finish on vista 64bit (You may have to right click and go to the properties menu and set the compatability mode) or you can wait the new Remake of Half life 1 using the Half life 2 engine that does support 64bit. you can see the full mod details and the trailer at http://www.blackmesasource.com/. - Velcurry
Yes. Intel core 2 Duo is completely compatible with Windows vista Ultimate both 32bit and 64 bit