We've just opensourced MARS5 and are bullish about it's ability to capture very hard prosody -- hopefully you can validate the results and grow alongside its community.

We tend to agree, the time for just one company to be seriously doing speech is over. It needs to be more diverse, and needs to be opensource https://github.com/Camb-ai/MARS5-TTS

If we could run this locally (Win and Mac) it could reset the standard for accessibility.