Assertion: cd | /r/CapableOf | prove to be ultraviolet light damage
Facets:
value: to be more ephemeral
type: PURPOSE
value: despite the optimistic assurance
type: OTHER
Source sentences:
text: Despite the optimistic assurance printed in early CD booklets that the discs will "provide a lifetime of pure listening enjoyment," CDs have proven to be more ephemeral than initially suspected, prone to oxidization, ultraviolet light damage, and the dreaded disc rot.