The other cool thing about 3Speak is nostr:npub18hz8xs2tafx7rhclzukrr94gypcemw6ch2hcwe9eak4q03k4a8wq2wfmgv (the creator of v4v.app) made a 3speak to RSS bridge, so the videos are available in any podcast player that supports video.

Here's a bunch of them that get returned from the Podcast Index directory.

https://podcastindex.org/search?q=3speak&type=all