You really need to open a new Threat about the Beta? There are already 2...
The beta link does not exist , what do you want to work if there is nothing there? The button is greyed out , not connected to a link yet , it says Soon...
Download the source code, compile. Check the wiki for information on how to do this. All the resources are available, you just need to put a little effort into it if you want it before the binaries are released.
Here is an "updated" version that has some changes to version.h so that the update server won't try to update; gets rid of the annoying message. Also changed to a more universal format (.zip).