WP 6.1 Theme block category 
Post Format: Image (Caption)
Bell on wharf in San Francisco
Post Format: Audio
Link: St. Louis Blues Audio shortcode:
Post Format: Video (WordPress.tv)
https://wordpress.tv/2009/03/16/anatomy-of-a-wordpress-theme-exploring-the-files-behind-your-theme/ Posted as per the instructions in the Codex.
Post Format: Video (YouTube)
https://www.youtube.com/watch?v=SQEQr7c0-dw Learn more about WordPress Embeds.
Post Format: Aside
“I never tried to prove nothing, just wanted to give a good show. My life has always been my music,...
Post Format: Status
WordPress, how do I love thee? Let me count the ways (in 140 characters or less).
Post Format: Link
The WordPress Theme Review Team Website
Post Format: Quote
Only one thing is impossible for God: To find any sense in any copyright law on the planet. Mark Twain