We have used UCX tool in January-2024 and was more of an assessment tool. Event today it's not a tool that one can "unleash" in their environment to perform a migration. For one UCX still doesn't have notebook migrations. If you are using RDD, DBFS, ...
Great write up! What I'd like to know is why Databricks made it so difficult to migrate to Unity Catalog (UC)? It would be a logical for the company to either create a robust migration tool or offer the capability to integrate a catalog with the Hive...