> For the complete documentation index, see [llms.txt](https://aliheston.gitbook.io/the-design-of-virtual-and-augmented-reality/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://aliheston.gitbook.io/the-design-of-virtual-and-augmented-reality/afterword.md).

# Afterword

- [A Call to the Past and Towards the Future](https://aliheston.gitbook.io/the-design-of-virtual-and-augmented-reality/afterword/a-call-to-the-past-and-towards-the-future.md)