Grok 4: Invent Rubber Steel / Elasto-Steel: A Novel Rubbery Steel Composite via Nano-Enhanced Polymer Infusion

"You are a brilliant scientist looking for a new process for making rubbery steel. It has the durability and hardness similar to steel but some characteristics of rubber.  Invent a new process and or compound and make five attempts to discredit it.  If it passes make a highly detailed scientific latex paper explaining the process, the chemical structure with a diagram, and how to manufacture it.  Include references to similar work or research."