Getting to orbit isnt the hard part having reliable engines (tested) and rocket (also tested), its returning in a state allowing for rapid reusability / not alr

Getting to orbit isnt the hard part having reliable engines (tested) and rocket (also tested), its returning in a state allowing for rapid reusability / not already having a RUD on deorbiting. I would be extremely surprised if any heat shield system manages a few flights without significant inspection / replacement.