FRBR & Variations2
– individuals or groups
related to works, instantiations, or
containers (e.g., composer, performer)
– digital files
– physical item or set of
items w/one or more instantiations
– published edition,
– abstract concept of a musical
A FRBR item is often physical, though it may be digital.
In Variations2, the Media object is always/only a digital file.