Fine let's assume you're right. What is the point of changing shoes? It happened in two separate events? It's edited from a training video? What would be the point of any of that?

The main thing of that situation is they won't release the manifesto, ever. That's the real smoking gun of it all. They could have pooped out a fake manifesto for this fake shooting and pass it along to the normies to get whatever legislation passed through they wanted, but they didn't.