This is the first of a multi-part post that examines the issues preventing easy integration of X3D into DOM. This post lists the specific issues and provides some background. It links to other posts that discuss the issue in more detail and in some cases provide possible solutions.
Leonard Daly's blog
The initial version of Basx3DTM 3D the HTML Way has been released. This version is pre-alpha and is released to assist in the development of the next release of X3D V4. Basx3DTM is a 3D scene builder using declarative 3D nodes.
Starting with Drupal V8 (aka D8), it is recommended that composer be used for all updates. This is an easier way to keep track of all dependicies and update paths. From my experience it is about the same level of difficulty as using drush was for Drupal V7 when there are no significant dependicies.
Documentation and examples for ThreeJS.org are complete. There are a lot of contributors who are always adding material. In the world of simple-VR, there is the StereoEffects for rendering. This is an effects that renders the scene into left/right eye split-screen.