Answer:
Though desert men once called me God today men call me mad. For I wag my tail when I am angry. And growl when I am glad.
Some try to hide some try to cheat. But time will show we always will meet. Try as you might to guess my name. I promise you'll know when you I do claim.
I am a mini solar powered computer
I have hands but cannot clap
I shift around though always slowly. I never move more than a few inches at a time. A large movement by me can kill many people. I am huge yet unseen by humans.
The answer I give is yes, but what I mean is no. What was the question?