Is there a detailed video or blog post on when to use an Asset vs Op vs Job ? I've gone through all the docs just looking for examples of when it my be preferably to choose one over the other

We now have a guide that covers this: https://docs.dagster.io/guides/dagster/how-assets-relate-to-ops-and-graphs#understanding-how-software-defined-assets-relate-to-ops-and-graphs