> you can easily forgo them and run the stack locally Not if you're running with external resources of specific type, or want to share the ongoing work with ot

> you can easily forgo them and run the stack locally Not if you're running with external resources of specific type, or want to share the ongoing work with others. Or need to setup 6 different projects with 3 different databases at the same time. It really depends on your setup and way of working. Sometimes you can do local staging easily, sometimes it's going to be a lot of pain.