> Event notifications are a core pattern in micro service development. I might agree, but it's not the only core pattern. What if one needs (distributed) tran

> Event notifications are a core pattern in micro service development. I might agree, but it's not the only core pattern. What if one needs (distributed) transactions? The fact that pub/sub is advertised as a prominent feature makes me think that asynchronous models are preferred, at least in design and philosophy of the framework.