uTorrent is the recommended method for downloading the GatheringRO client. In addition to being faster and more reliable than direct downloads, uTorrent also provides facilities to verify the integrity of a file as it's being downloaded.
You can download the uTorrent client from here.
If you are unable to download the client via uTorrent, due to poor performance or other issues, you can also obtain it via direct download. However, we strongly encourage you to try uTorrent first.
No worries, there are a couple of things you can check to get GatheringRO to work.