The subjects mentioned are complicated and varied, and in the middle of a trip across the United States, Alex makes the decision to keep the conversation on the original subject, instead of touching on the others. "...Well, ED-E will be able to destroy almost anything that comes near him, so no problems there. And if you try to go off on your own, he will probably hunt you down and sneaky beep after you, the little creeper."

And has more truth in it, since ED-E's perception is inhumanly--and in-robotly--high.