[mdmpfmxv] Learning the derivative work first

Traditionally, learn, or be exposed to the source work first, then the derivative work, to understand and be able to enjoy the context.

But people can and do do it the other way around, an interesting mental task, perhaps mentally filling in the gaps or remaining not unpleasantly confused.

Sometimes the much later derivative work has been better adapted to a modern audience.

Watch the movie based on the classic book first, or after?

The cover of an old song?