Microservices are about fine granularity, not just "talking to other things." There's an enormous difference between "talking to a database" and having to figur

Microservices are about fine granularity, not just "talking to other things." There's an enormous difference between "talking to a database" and having to figure out how to roll back transactions because your write to $lastNameService failed after you already wrote to $firstNameService when updating a username. The kinds of problems you run into with microservice based architectures aren't a result of "having services."