Harold is not a hoarder per se but he absolutely believes it's impossible to be too prepared, and in that respect he will accumulate points assiduously. What if five people die at once and he needs to anonymously pay their death prices? He'd just like to be ready.

Conveniently, he's already purchased most of his immediate needs -- secure residence in the library, at least a basic computer set up, and John had gotten him his wardrobe -- so he can answer her question honestly.

"I'd like to keep some in reserve in the event that someone dies. Losing a memory is not an acceptable outcome to me. And having a get out of jail free card ready for a mission can't hurt, either."