time-machine.js

/**
 * A simple Time travel machine to the future.
 *
 * A theoretical time-traveling to the future
 * (a very-very-very simplified explanation/application
 * of the General relativity).
 *
 * .allgemeine Relativitätstheorie
 *
 * by Dmitry Soshnikov <[email protected]>
 * MIT Style License
 */

// TL;DR: The faster we move, the slower time flows for us
// in a relative system.

// A relative time "tick". Like a "hammer", it periodically
// hits ("ticks") and changes the properties (e.g. age) of who
// it's applied to.
function timeTick(object) {
  object.timeHits++;
  object.timeHandle = setTimeout(
    timeTick.bind(null, object),
    object.relativeSpeed
  );
}

var aHuman = {
  // The abstract "timeHits" concept, can be e.g. age
  // in this human system.
  timeHits: 0,
  // A relative speed with which a human "moves" in his
  // relative system.
  relativeSpeed: 1
};

var aTimeTraveler = {
  timeHits: 0,
  // A time traveler to the future must move *much* faster
  // (ideally, 99% closely to a speed of light) in order
  // "to beat" the "time-race". Therefore, his relative
  // speed is 1000 times faster than the time-tick in this
  // relative system.
  relativeSpeed: aHuman.relativeSpeed * 1000
};

// Here we go.
timeTick(aHuman);
timeTick(aTimeTraveler);

console.log("If we fly for 10 years with our super-speed...");
console.log("...let's wait.\n\n")

setTimeout(function() {
  console.log("\n\nTimeout, baby!");
  console.log("...then when we will stop:\n\n");

  clearTimeout(aHuman.timeHandle);
  clearTimeout(aTimeTraveler.timeHandle);
  
  // Check the relative "hits" (age) changes for aHuman,
  // and the time traveler. Confirm that we're in the future of
  // this relative system. lol
  console.log('aHuman age (and the relative age/year of the system) will be:', aHuman.timeHits, 'years');
  console.log('And aTimeTraveler age will be just:', aTimeTraveler.timeHits, 'years');
  
  console.log("\n\nlol. now get back to your physics class.");
  
}, 10000);

console.log('"I will look on as time just flies..."');