//emit value every 1 second, ex. 0...1...2

const interval = Rx.Observable.interval(1000);

//raise the debounce time by 200ms each second

const debouncedInterval = interval.debounce(val => Rx.Observable.timer(val * 200))

/*

  After 5 seconds, debounce time will be greater than interval time,

  all future values will be thrown away

  output: 0...1...2...3...4......(debounce time over 1s, no values emitted)

*/

const subscribe = debouncedInterval.subscribe(val => console.log(`Example Two: ${val}`));