When the logic for bicameralism disappears, you should get rid of the second chamber. Not just find some other random thing to do with it.
See, also, US state legislatures post Reynolds v. Sims.
See, also, US state legislatures post Reynolds v. Sims.
Look around the world and find the countries where the legislature rather than the executive is the most dangerous branch as Hamilton suggested. It’s a very short list.
We have a moral disease that infects tens or hundreds of millions not some tiny number of ultra powerful parasites.