I can’t get my head around that though. I agree to split into services where “you’r have to do that anyway”. But adding services where part A of the monolith

I can’t get my head around that though. I agree to split into services where “you’r have to do that anyway”. But adding services where part A of the monolith needs to use part B where a library would do the job seems odd. If you are trying to solve a specific scaling issue, then sure, but this is rare.