I did that, switching from Dropbox to Hetzner. I'm quite satisfied. My workflow is: Upload/backup often, Download only manually to continue working on the thin

I did that, switching from Dropbox to Hetzner. I'm quite satisfied. My workflow is: Upload/backup often, Download only manually to continue working on the thing from another machine. When you use the SSH port 23 instead of 22 you can use the regular authorized_keys mechanism for authentication.