with the ability to log in with Twitter accounts many from Twitter will want to try out the alternative.
Don't under estimate the value of social audio aka Twitter Spaces when wanting to replace it. Would be great opportunity for Leo Finance and Aureal to work in tandem to draw even more over.
Using Spaces Dashboard, an independently developed app, I currently see 2,367 Spaces running:
That's with them only being available through mobile phones. Add desktop and tablet to the mix and the audience expands.