According to ancient texts, there are three unbreakable principles that govern the replication of reality:
Understand these principles, and you shall understand the fabric of reality itself.
Or, at the very least, you will have a good time trying.
Replicate the replication, until the replication is no more.
This sub-principle is crucial for the creation of fractal-based reality simulations.
Or, in other words, it's a great excuse for infinite loops.
For further study, visit 1 The Sub-Principle of Recursion or 2 The Sub-Principle of Iteration.