While this looks like a great solution for data from multiple GraphQL sources, and I’m sure works great for many use cases, it always seemed to be a lot of heavy lifting to me.

Have spend some time digging in to a more basic approach that still retains all of the elegance of Apollo, and came up with this: https://www.loudnoises.us/next-js-two-apollo-clients-two-graphql-data-sources-the-easy-way/