> The key insight, and main message, of the talk was that if you are not too write heavy you can scale Postgres to very high read throughput with read replicas and only a single master! That is exactly the message that needs to be spelled out as that covers the vast majority of apps.

This is exactly the message I wanted to convey in the talk—thank you so much! -Bohan

No worries, it was a really great talk - one of the highlights of the conference for me!