Exactly this. My main point, I think, is that once people learned how to _think_ about these problems, they could be shown the "normal" syntax and it would clic

Exactly this. My main point, I think, is that once people learned how to _think_ about these problems, they could be shown the "normal" syntax and it would click. This is why I thought it was valuable as a teaching tool, and not valuable beyond that. Others disagreed. I'm just a dude trying to help people, though. What do I know?