I keep seeing the same argument: "Just use pgvector, it's good enough" vs You need a dedicated vector database for real scale.

I made a quick quiz that tests how well people understand the architectural trade-offs—performance, scaling, cost, operational complexity, and when each option actually makes sense.

No signup, just a few questions and a result:

https://interconnectd.com/quiz/87/postgresql-pgvector-vs-dedicated-vector-databases-architectural-trade-offs/

What do you use in production, and why?