How much is too much data transformation within PowerBI?

Summary

I'm a data engineer brought on to help with a company's data architecture within Databricks. Their dashboards often are incorrect, and part of the executives' concerns are that their gold layer is not a true analytics-ready layer. They're worried that since almost all of their dashboards are built upon the same couple data sources that there is too much transformation on the same data happening across all of the dashboards causing inconsistent logic that could be solved by tweaking the gold l...