Connect has two fundamentally different methods to work with user actions.
Event tracking comes from the Analytics side of the product's pedigree and is fundamentally about tracking historical data. By contrast, Tagging in Connect comes from the Push Messaging side and is about what people are doing now.
So what does that mean for you as you set up your Connect implementation? Let's use some concrete examples to illustrate them.
Say a user is in your app and adds an item to their cart