The cloud is not only a new way to more easily and cheaply get the computing power needed to do what companies and individuals are doing today…
This may be the most important benefit of the cloud—it enables companies of all sizes and in all sectors, as well as governments, non-profits, and individuals, to more quickly build new applications and services – http://goo.gl/uxQcT
Cloud is agility and efficiency of computing. Agile team should be in the cloud.
It means that you should do your job completely in the cloud whenever possible. Developing, Testing, Presenting, e.t.c.