[freyr]

> So it is about how the user perceives the application

The user here is the developer. Here's an explanation from the article:

> "some amount of server-side logic is still written by the application developer but unlike traditional architectures is run in stateless compute containers that are event-triggered, ephemeral (may only last for one invocation), and fully managed by a 3rd party ... One way to think of this is Functions as a Service."

FaaS is probably a better name.