@lume/variable (npm): Create reactive variables and react their changes.
Keywords: frp|functional reactive programming|functional-reactive-programming|reactive programming|reactive-programming|reactive coding|reactive-coding|reactive variables|reactive-variables|reactivity|reactive computation|reactive-computation|3d|3d-graphics|custom-elements|event-handlers|html-elements|lume|reactive-computations|threejs|web-components|webgl