A visual cue towards any “hot” posts which accounts for location, mood, or thought, like a quick fun way to build momentum towards a song - when a track is played multiple times at a festival or on radio stations all night long ala pirate radio. It’s quite fun when reactions towards a song/reaction gains momentum, and ears prick up! Bringing certain songs to the forefront, dependent upon post metrics (region/mood/media/hype/etc)