Is it common for people to solve concurrency problems in the database by using serializable txn isolation? I'm genuinely curious. I realize you should always me

Is it common for people to solve concurrency problems in the database by using serializable txn isolation? I'm genuinely curious. I realize you should always measure these things for your specific use case, but I've always thought that was a non-starter from a performance perspective. What are the real tradeoffs these days with it?