Cameron Clough

It seems to work if I replace the video URL with the video plugin example https://photo-sphere-viewer.js.org/plugins/plugin-video.html 

Clear and readable merge requests to address specific issues are more than welcome, but vague issues asking for refactors are not useful.

Using pidstat it looks like there is a huge spike in CPU usage when starting the Raylib spinner, and it "idles" at 2-3% on PC. In comparison the Qt spinner...

This is a big help for investigating - https://plugins.jetbrains.com/plugin/16536-line-profiler It seems every instantiation of an `rl.Vector2` or `rl.Rectangle` is slow - we can move these out of the render loop

I made a mistake by measuring `common/spinner.py` for Qt instead of the actual `_spinner` binary - its CPU is around 10-12% which makes Raylib seem less bad. I'm also making...

I have seen the spinner lag before, but I can't repro it by starting processes to use CPU - even with 100% cpu activity the spinner is managing 30fps. Could...