The MDX plugin allows you to preview your MDX syntax directly in Obsidian, making it easy to experiment and visualize your content. With this plugin, you can write MDX code in Obsidian, and then use the Command Palette to quickly open a preview of your work. The plugin also provides support for Code Hike, allowing you to easily try out Code Hike's features within Obsidian. This means that you can now seamlessly integrate your MDX content with Code Hike's interactive coding experience, making it easier than ever to create engaging and interactive documents.