[mathis-biabiany.fr] UI glitches are displayed while this page is opened

[Softvision-RemusDranca]

[Affected Versions]:

• Firefox Reality version 11-141672019 (418d959).

[Affected Platforms]:

• Oculus Quest - Android 7.1.1
• HTC Vive Focus - Android 7.1.2

[Prerequisites]:

• The Firefox Reality browser is open.

[Steps to reproduce]:

1. Navigate to this page available on https://threejs.org/ website.
2. Click the animation from the page.
3. Observe the behavior.

[Expected results]:

• The UI is correctly displayed.

[Actual results]:

• UI glitches are displayed.

[Notes]:

• The glitches are more visible when interacting with the page.
• The video doesn't capture the exact display of the issue, the glitches are more visible in a real experience.
• The WebXR icon is displayed for this page, but I don't see a button so I can enter immersive mode (maybe it's just a page limitation), but I thought that it's worth mentioning.
• This issue is not reproducible on the Pico Neo2 device.
• Attached is a screen recording of the issue:
  • Screen Recording: link.

[bluemarvin]

This is caused by the webpage's usage of WebGL overloading the GPU. Same thing happens in the Oculus Browser.