Memento & The Prestige - The War of the Ghosts

How 'Memento' and 'The Prestige' employ subjectivity when disseminating information - as denied to their protagonists - for the audience.
Frederic Bartlett (inc. War of the Ghosts):
en.wikipedia.o...
Memory recall (see: 'Cued' and 'Serial):
en.wikipedia.o...)
MUSIC:
How Can I Heal (Memento OST) - David Julyan
Sacrifice (The Prestige OST) - David Julyan