Hard difficulty hints, answers for Feb. 27 PipsNumber (6): Everything in this space must add up to 6. The answer is 4-0, placed horizontally; 2-6, placed vertically.
Discord says facial scans never leave the user's device and IDs are only used to check a person's age, then deleted.
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// drop-oldest: Discard old data to make room
p->count = 1;