The text discusses the migration process of Superbet, a sports betting platform operating across Europe that has scaled to over $1 billion in revenue. They successfully executed a multi-step migration from an on-prem NoSQL database to on-prem CockroachDB and then to CockroachDB self-hosted on AWS. The key reasons for choosing CockroachDB included data integrity, scalability, and cloud agnosticism. Superbet is now exploring multi-tenancy as they continue to grow their business.