Fleets help share momentary thoughts or capture fleeting moments and only stick around for 24hrs, don’t get Retweets, Likes, or public replies-- people can only react to your Fleets with DMs.
Twitter is integrating podcasts into Twitter as a part of a newly redesigned Spaces Tab. Some discussions need more than 280 characters, and bringing people closer to the ideas, content, and creators they know and love is core to Twitter.