Right now, there are no specific plans; the focus is on developing the service as a desktop application, after which there may be some changes.
The plugin adds a library threejs.org
You can do anything you want using your imagination, even VR as far as I know. Redrawing happens outside of C3 as a separate HTML layer.
Here is an example in pure Three.js https://helloenjoy.itch.io/hellorun
With the C3 plugin, these capabilities are available to you as well.
:-)
