YES
Microsoft has given out Windows 8 as an Official Consumer Preview, you can install it on anything you like, even a tablet
Yes, I play Minecraft on my Windows 8.
Go to the minecraft.net site and down load it like you normally would.
Minecraft currently supports: Windows XP - Windows 8. Linux And recently All types of Apple.
You can't.
No. It is not true to say that genius open f509 tablet is not for windows 8 users.
The best thing about a Windows 8 tablet is probably the fact that it is lightweight, making it the perfect portable device.
Minecraft does not need to update for it to be compatible with Windows 8
Yes, you can download the US browser for Windows 8.
Yes, you can download US browser on the Windows 8 platform.
You can't download Windows Movie Maker on a Windows 8 tablet right now because Microsoft doesn't have an app yet for it. But the Microsoft company may have an app soon for it so this answer may be updated when they do have it.