Yes. From intuition I'd say that getting the right granularity is just as hard as getting other granularities right (e.g. how "micro" or "macro" your services s

Yes. From intuition I'd say that getting the right granularity is just as hard as getting other granularities right (e.g. how "micro" or "macro" your services should be). In the end I don't pursue an absolute truth. Things are often gradients, one can pick whatever tone seems more reasonable.