Why was the ABAP front-end server the default choice for hosting the launchpad rather than SAP Enterprise Portal?

Which theme shipped with SAP Fiori 2.0, what did it replace, and how could customers customize theming?

What was SAP Fiori Client, and what is its status today?

When a workflow item arrives while a user is elsewhere in the launchpad, how can they act on it without opening My Inbox?

What do User Profiling and Default values do in the launchpad Settings?

What is SAP Fiori launchpad in one sentence?

An app is assigned to a user's role, but the user looks for its tile on the home page in vain. How do they add it?