```bash
curl -s 'https://news.ycombinator.com/from?site=youtube.com' \
| egrep -o 'https?://www.youtube.com[^"]+' \
| mpv --playlist=- \
  --speed=1.5 \
  --ytdl-format='bestvideo[height<=?720]+bestaudio/best'
```

[^note]:
    This script (1) fetches recent YouTube submissions from
    [HackerNews](https://news.ycombinator.com), (2) extracts youtube links from
    the page, and (3) plays them sequentially at 720p (1.5x).

[^note]:
    Remember to upvote
    [intellectually stimulating](https://news.ycombinator.com/newsguidelines.html)
    links on HN, write constructive comments, and support worthwhile creators
    via Patreon/merch/etc.