Except you're now calling functions across the network. And no more complete tracebacks. And need to deploy 10 things at the same time or everything falls apart.

Yes, you get the benefits, but also all the drawbacks. Those drawbacks might make sense for extremely large teams. I want to cry every time I see a 20 engineers teams wasting company's money with this.

Yes. So if you have to do micro services. Better do it from a mono repo.