Twitter is grasping for its piece of the booming podcast industry with an expansion of its Spaces audio conversation hub. The service will include algorithmic recommendations of podcasts that users might like. Spaces works best on the Twitter mobile app, so if you don’t use that, you’re pretty much out of luck.

Here’s more science: Octave Audio reports that users who voice a brand’s name in response to a smart speaker show a 30% higher brain response than users who hear an ad without saying the brand name.  It’s not clear how that translates into conventional metrics like brand awareness and recall, but presumably it’s an improvement.  As Teen Talk Barbie might say, neuroscience is tough.

The U.S. Senate has passed a bill that could potentially ban TikTok in the U.S. if its Chinese owner, ByteDance, does not sell its holdings within a year. The bill now goes to the President Biden, who has said he will sign it. Court challenges are likely to follow.