Why? Undoubtedly the world outside our own has its own problems, all of which are possibly utterly alien to us.
> or finding out how far the turtles go from the developer's world.
To what end? Why is the top-most reality more valuable? If it is merely a matter of having more to explore, well, there's still plenty of this universe left.
> If it is a simulation, then I want to alter the damn rules to eliminate the scarcity we currently labor under.
Fair enough, but if there's a way to do that it hardly matters if we're in a simulation or not. Any exploit we pull off may as well just be some quirk of physics from our perspective.
Selfishly, I don't want our reality to be turned off.
All other motivations follow from that, as intermediate steps to figure out how to break out and become more permanent. Even if I'm a consciousness inside a Boltzmann Brain near the heat death of the reality-actual, a hundred Sol years passing for every "second" of simulation "tick", I want help in whatever way I can on a solution to beat entropy. Not going gentle and all that...