Focus on focus

Some questions:

• What is the relation between focus and prosody?
• What is the meaning of accent?
• Do we focus on individuals?
• Or on sets of individuals?
• Or on sets of sets of individuals?
• Do we focus on constituents of a relation?
• Do we focus on language or on the world?
• Which levels of language do we focus on?
• Broad, narrow, contrastive, emphatic, hierarchical focus?
• Which world do we focus on?
• Is focus deixis?
• Is focus selection, or mutual orientation in communication space?