seconds is a number that grows as time progresses, meaning newer stories will always have a higher seconds score than older ones. The sign is included so that t

seconds is a number that grows as time progresses, meaning newer stories will always have a higher seconds score than older ones. The sign is included so that the time component hurts, not helps stories that are rated negative. The consequence of which is that newer negative stories are less hot than older negative stories. Also, the gap between positive 1 and negative 1 on reddit is HUGE hotness-wise.