When it was up to me, I managed things with small projects, rigorous standardization of naming and tagging, and a shared “metadata” module that could look up al

When it was up to me, I managed things with small projects, rigorous standardization of naming and tagging, and a shared “metadata” module that could look up all the details you needed based on region, account (from the provider) and VPC name. Takes some discipline but makes for much more efficient Terraform, IMO.