Fedora Linux 12 is out today.
Here are the links to download Fedora 12:
I found that the downloading speed varies depends on which mirror you get. I suggest to test the download speed first, and re-try it (using a different mirror) if the speed is too slow.
For example, run the following command in terminal:
Which will show you the speed. Simply terminate the command and re-try it if the speed is too low.
Have fun with Fedora 12.