It seems a very similar product, also offering zfs snapshots, but I like the fact rsync.net snapshots are immutable: you can browse them but there is no way to

It seems a very similar product, also offering zfs snapshots, but I like the fact rsync.net snapshots are immutable: you can browse them but there is no way to delete them without contacting support (and the CEO once posted he would review every such request). It makes me feel more confident about my backups if someone got hold of the cached credentials from my backup software.