diff --git a/_examples/barExtenderRev/go.mod b/_examples/barExtenderRev/go.mod
new file mode 100644
index 0000000..ab870af
--- /dev/null
+++ b/_examples/barExtenderRev/go.mod
@@ -0,0 +1,5 @@
+module github.com/vbauerster/mpb/_examples/barExtenderRev
+
+go 1.14
+
+require github.com/vbauerster/mpb/v7 v7.5.0
diff --git a/_examples/barExtenderRev/main.go b/_examples/barExtenderRev/main.go
new file mode 100644
index 0000000..b37e9c5
--- /dev/null
+++ b/_examples/barExtenderRev/main.go
@@ -0,0 +1,132 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"math/rand"
+	"sync/atomic"
+	"time"
+
+	"github.com/vbauerster/mpb/v7"
+	"github.com/vbauerster/mpb/v7/decor"
+)
+
+var curTask uint32
+var doneTasks uint32
+
+type task struct {
+	id    int
+	total int
+	bar   *mpb.Bar
+}
+
+func main() {
+	numTasks := 4
+
+	var total int
+	var filler mpb.BarFiller
+	tasks := make([]*task, numTasks)
+
+	for i := 0; i < numTasks; i++ {
+		task := &task{
+			id:    i,
+			total: rand.Intn(101) + 100,
+		}
+		total += task.total
+		filler = middleware(filler, task.id)
+		tasks[i] = task
+	}
+
+	filler = newLineMiddleware(filler)
+
+	p := mpb.New()
+
+	for i := 0; i < numTasks; i++ {
+		var waitBar *mpb.Bar
+		if i != 0 {
+			waitBar = tasks[i-1].bar
+		}
+		total := tasks[i].total
+		bar := p.AddBar(int64(total),
+			mpb.BarExtenderRev(filler),
+			mpb.BarQueueAfter(waitBar, false),
+			mpb.PrependDecorators(
+				decor.Name("current:", decor.WCSyncWidthR),
+			),
+			mpb.AppendDecorators(
+				decor.Percentage(decor.WCSyncWidth),
+			),
+		)
+		tasks[i].bar = bar
+	}
+
+	tb := p.AddBar(int64(total),
+		mpb.PrependDecorators(
+			decor.Any(func(st decor.Statistics) string {
+				var done uint32
+				if st.Completed {
+					done = uint32(len(tasks))
+				} else {
+					done = atomic.LoadUint32(&doneTasks)
+				}
+				return fmt.Sprintf("TOTAL(%d/%d)", done, len(tasks))
+			}, decor.WCSyncWidthR),
+		),
+		mpb.AppendDecorators(
+			decor.Percentage(decor.WCSyncWidth),
+		),
+	)
+
+	for _, t := range tasks {
+		atomic.StoreUint32(&curTask, uint32(t.id))
+		complete(tb, t)
+		atomic.AddUint32(&doneTasks, 1)
+	}
+
+	p.Wait()
+}
+
+func middleware(base mpb.BarFiller, id int) mpb.BarFiller {
+	var done bool
+	fn := func(w io.Writer, _ int, st decor.Statistics) {
+		if !done {
+			cur := atomic.LoadUint32(&curTask) == uint32(id)
+			if !st.Completed && cur {
+				fmt.Fprintf(w, "=> Taksk %02d\n", id)
+				return
+			} else if !cur {
+				fmt.Fprintf(w, "   Taksk %02d\n", id)
+				return
+			} else {
+				done = cur
+			}
+		}
+		fmt.Fprintf(w, "   Taksk %02d: Done!\n", id)
+	}
+	if id == 0 {
+		return mpb.BarFillerFunc(fn)
+	}
+	return mpb.BarFillerFunc(func(w io.Writer, reqWidth int, st decor.Statistics) {
+		fn(w, reqWidth, st)
+		base.Fill(w, reqWidth, st)
+	})
+}
+
+func newLineMiddleware(base mpb.BarFiller) mpb.BarFiller {
+	return mpb.BarFillerFunc(func(w io.Writer, reqWidth int, st decor.Statistics) {
+		fmt.Fprintln(w)
+		base.Fill(w, reqWidth, st)
+	})
+}
+
+func complete(tb *mpb.Bar, t *task) {
+	bar := t.bar
+	max := 100 * time.Millisecond
+	for !bar.Completed() {
+		n := rand.Int63n(10) + 1
+		bar.IncrInt64(n)
+		tb.IncrInt64(n)
+		time.Sleep(time.Duration(rand.Intn(10)+1) * max / 10)
+	}
+	bar.Wait()
+}