the developer just finalized a lawsuit a few months ago. its up, but changed branding to "Spoken" which is still in progress. theres a different rumble studio that keeps popping up on google search, but this the correct one:
https://www.rumble.studio/
im sure the guys been swamped. hes a one man army. join the Spoken Discord which is active with user base and responds
https://discord.gg/uwq3XFDB