I agree, and their conclusion even features this salient bit: >However, we weren’t set up to scale. We lacked the proper tooling for testing and deploying the

I agree, and their conclusion even features this salient bit: >However, we weren’t set up to scale. We lacked the proper tooling for testing and deploying the microservices when bulk updates were needed. As a result, our developer productivity quickly declined. My impression after reading this post was that microservices were symptoms of problems in how their organization wasn't set up to implement them effectively, rather than the actual cause of those problems.