var bulk = array[1,2,3,4]
var finalResult = Bacon
    .fromArray(bulk)
    .flatMap(isValInCouchDb)
    .filter(onesThatExist)
    .flatMap(putValInCouchDb)

var bulk = array[1,2,3,4]
var finalResult = Bacon
    .fromArray(bulk)
    .flatMap(isValInCouchDb)
    .filter(onesThatExist)
    .delay(1000)
    .flatMap(putValInCouchDb)

1 "filter" 1
2 "filter" 2
3 "filter" 3
4 "filter" 4
[waits 1 second]
1004 "flatMap" 1
[waits 1 second]
2004 "flatMap" 2
[waits 1 second]
3005 "flatMap" 3
[waits 1 second]
4006 "flatMap" 4

var bulk = array[1,2,3,4]
var finalResult = Bacon
    .fromArray(bulk)
    .flatMap(isValInCouchDb)
    .filter(onesThatExist)
    .fold([], function(a, b){ a.push(b); return a })
    .flatMap(function(a){return Bacon.sequentially(1500, a)})
    .flatMap(putValInCouchDb)

Bacon.fromArray(bulk)….zip(Bacon.interval(1000), _.id)

var t = new Date().getTime();
function timestamp(label, x) { console.log(new Date().getTime() - t, label, x); }
var s = Bacon.fromArray([1,2,3,4])
             .filter(function(x) { timestamp("filter", x); return true })
             .delay(1000)
             .flatMap(function(x) { timestamp("flatMap", x); return Bacon.constant(x) })
s.onValue(function(x) {})

1 "filter" 1
2 "filter" 2
3 "filter" 3
4 "filter" 4
[waits 1 second]
1004 "flatMap" 1
1004 "flatMap" 2
1005 "flatMap" 3
1006 "flatMap" 4