“If one cloud-provider cuts us off, goes offline or goes bankrupt, we can just buy new virtual servers from the next provider. Then we only have to upload the VM-images and reconfigure the load-balancer to get the site up and running again.”

via Pirate Bay Moves to The Cloud, Becomes Raid-Proof | TorrentFreak.

The load balancer and transit-routers are still owned and operated by The Pirate Bay, which allows the site to hide the location of the cloud provider. It also helps to secure the privacy of the site’s users.