The Difference Between On Demand and Programmed Streams
Launch library · evergreen read

An on demand stream happens when a listener actively chooses a specific song, while a programmed stream happens when a station, playlist or algorithm selects it on the listener's behalf, and these two very different actions do not always signal the same underlying level of genuine listener enthusiasm. That gap between chosen and served listening matters enormously to how genuine demand should actually be measured.
Charts that treat every stream identically risk overstating the popularity of songs that benefit heavily from programmed placement, while understating songs that listeners genuinely seek out themselves through deliberate, active search rather than simply accepting whatever a platform happens to serve them. A heavily programmed song can look far more popular on paper than it genuinely feels to real listeners.
Some more sophisticated streaming charts now weigh on demand streams more heavily for exactly this reason, treating deliberate listener choice as a genuinely stronger signal of real popularity than passive exposure through programming that the listener never actually requested. This weighting choice quietly shapes which kind of popularity a given chart ultimately ends up rewarding most.