SpiderOak offers a service similar to Dropbox. However, where Dropbox seems to be concentrating on ease of use and simplicity, SpiderOak seems focused on creating powerful software with many different options. The downside is that SpiderOak isn't something you are probably going to have your grandma setup for herself. The upside is that it lets you do all kinds of things that aren't possible with DropBox. DropBox gives you a folder that you can sync across computers. This works well and provides a very simple mental paradigm. "I put something in the folder on Computer A and it shows up on that folder on Computer B. Spider Oak lets you backup arbitrary folders and lets you specify … [Read more...] about SpiderOak Storage and Backup Review