fix(style guide): Update list of video sources

src/content/docs/style-guide/processes-procedures/embed-videos.mdx

@@ -10,12 +10,16 @@ redirects:
   - /docs/new-relic-only/tech-writer-style-guide/processes-procedures/embedding-videos
 ---
 
-Embed videos as an additional aid for readers when appropriate; for example, tips for installing or using the New Relic user interface, webinars about more complex features, etc.
+Embed videos as an additional aid for readers when appropriate; for example, tips for installing or using the New Relic user interface, webinars about more complex features, etc. 
 
-* New Relic University has its own site: [learn.newrelic.com](https://learn.newrelic.com/).
-* Marketing also stores a library of videos at [newrelic.com/resources/videos](https://newrelic.com/resources/videos) and [newrelic.com/resources/webinars](https://newrelic.com/resources/webinars).
+New Relic maintains video in a few places:
 
-Videos are hosted externally and are embedded in the docs site's page, linking to the external source. Official New Relic videos are hosted on [Wistia](//wistia.com). You can also embed YouTube videos, if necessary.
+* [learn.newrelic.com](https://learn.newrelic.com/) (embeddable via Wistia)
+* [youtube.com/c/NewRelicInc](https://www.youtube.com/c/NewRelicInc) (embeddable in YouTube)
+* [newrelic.com/resources/webinars](https://newrelic.com/resources/webinars) (live videos, not embeddable)
+* [twitch.tv/new_relic](https://www.twitch.tv/new_relic) (live and video on demand, not currently embeddable)
+
+Videos are hosted externally and are embedded in the docs site's page, linking to the external source.
 
 ## Embed a video