Matthew uses Skype and says that the Chrome Helper Agent may also cause sync problems when using Skype video. So he dumped it for Firefox.
Matthew also has a Synology Diskstation NAS with 16TB of storage. He has one at work as well. How can he image it if it dies? Leo says that Leo uses Amazon Glacier, a cheap off-site storage utility. There's a Glacier tool that will backup your NAS over time. But you can unplug it from the network and plug it directly into a computer and run an imaging app on it. sure. What about backing up the system folder? Leo says you can try Resillo. It does the file structure.