Denial is more than a river - sometimes horrible gifts are reflections of insensitive narcissistic people.
Not only is there evil in the world, there's also pettiness, selfishness and hostility. There are people who take their time starting their car when you're waiting to pull into their parking spot. Turns out research backs awareness of this type of pettiness. If someone is waiting for a parting spot it takes LONGER for the person getting into their car to pull out.
Gift giving for this type of person is a golden opportunity to express suppressed anger.
And so Virginia, passive aggressive people really do exist - and they spread misery where ever they go... sometimes that includes Christmas presents.