the.com/gratification
The reward you keep promising your future self while spending it now.
means The pleasure or satisfaction felt when a desire, need, or whim is finally fulfilled.
from From Latin gratificari, to do a favor or please, built from gratus (pleasing) and facere (to make) — literally making someone glad.
Delay testMarshmallow experiments measured patience in four-year-olds.
Instant varietyNow a marketing strategy disguised as convenience.
Brain chemistryDopamine spikes more from wanting than from getting.