Slack’s business logic for showing notification periodically appears in LinkedIn posts and such. In Slack’s original post, this diagram was meant to illustrate what logic was being transferred from the multiple Slack clients to the server, but the diagram has since been taken as an example of product complexity and how development is harder than it may sound. In contrast, I think the diagram obscures the intended logic, but the logic itself is not complex. I’ll describe how to simplify ...
