I think Google should raise the security of the cloud servers very high. I don't think users should worry about Google's Cloud, I mean its basically got all of your information on their right? So if the consumers worry about Google's Cloud then you've got yourself a problem.
Although the Cloud is a pro, it is also a con. The pro is that it stores all of your data in one place and if your computer were to be damaged or broken then once you get a new one you've got all of your data! The con is that the Cloud can be breached, your files can be lost or stolen, and all the bad stuff. I want you to watch this video:
Video - Breaking News Videos from CNN.com
You should make your security like this Google.