oEmbed in WordPress Notes

This is a placeholder for notes regarding oEmbed in WordPress.

• This is key after all: https://developer.wordpress.org/reference/classes/wp_oembed/
• YouTube's iframe API: IFrame Player API
• How do I get a YouTube video thumbnail from the YouTube API?
• https://oembed.com/
• YouTube oEmbed support
• WordPress (Pods) oEmbed Items
  • https://wordpress.org/support/topic/filter-hook-for-built-in-oembed-providers-eg-youtube/
• How to get a YouTube thumbnail from a YouTube iframe?
• YouTube Data API
  • This seems N/A to the oembed API
• Setting a post's featured image from an embedded YouTube video
• How to Create a YouTube Embed Plugin for WordPress