Want to simply select some text and have Ubuntu speak it back to you? Mikey’s fog shows a nice solution of how to do this using Festival voices (the default one is quite OK, actually).
Preparing our institute’s cluster for an OpenStack installation I got into the situation where I had to manually configure several servers in the same way. Of course, since repeating the same terminal commands isn’t all that fun, I went searching for a tool to simplify this. Enter Cluster SSH.