Main thread scheduling

• Goals
  • Never drop a frame
  • Maximize throughput (i.e. utilize available compute)
• Links
  • https://github.com/WICG/scheduling-apis/blob/main/explainers/prioritized-post-task.md#api-shape
    • Polyfill: https://github.com/GoogleChromeLabs/scheduler-polyfill
• 2023/08/18: requestIdleCallback is now supported in Safari https://twitter.com/rniwa_dev/status/1692344277416988942
• Current Effect scheduler implementation: https://gist.github.com/schickling/a07dcb8b6bb87c61c3b3f8b56af04d12