Fails in Brave (Chromium 91) with shields up, here's the stack:

three.module.js:21344 Uncaught (in promise) TypeError: Cannot read property 'indexOf' of null

    at new ch (three.module.js:21344)

    at ht (three.module.js:24988)

    at new gh (three.module.js:25021)

    at m (CanvasSystem.js:30)

    at S.addSystem (World.js:379)

    at be (initialize.js:112)

    at async onCreate (index.js:47)

Uncaught TypeError

Cannot read

property 'canvas' of

null