diff --git a/example/multi/multi.go b/example/multi/multi.go
index cae0e03..1216aa2 100644
--- a/example/multi/multi.go
+++ b/example/multi/multi.go
@@ -3,25 +3,22 @@
 import (
 	"fmt"
 	"math/rand"
-	"runtime"
 	"time"
 
 	"github.com/vbauerster/uiprogress"
 )
 
 const (
-	maxBlockSize = 14
+	maxBlockSize = 12
 )
 
 func main() {
-	runtime.GOMAXPROCS(runtime.NumCPU())
-
 	decor := func(s *uiprogress.Statistics) string {
 		str := fmt.Sprintf("%d/%d", s.Completed, s.Total)
 		return fmt.Sprintf("%-7s", str)
 	}
 
-	p := uiprogress.New()
+	p := uiprogress.New().RefreshRate(80 * time.Millisecond)
 
 	bar1 := p.AddBar(50).AppendETA().PrependFunc(decor)
 	go func() {
diff --git a/progress.go b/progress.go
index 864c4c5..65e41cf 100644
--- a/progress.go
+++ b/progress.go
@@ -55,6 +55,16 @@
 	return p
 }
 
+// SetOut sets underlying writer of progress
+// default is os.Stdout
+func (p *progress) SetOut(w io.Writer) *progress {
+	if w == nil {
+		return p
+	}
+	p.out = w
+	return p
+}
+
 // AddBar creates a new progress bar and adds to the container
 func (p *progress) AddBar(total int) *Bar {
 	p.wg.Add(1)
@@ -75,18 +85,6 @@
 	p.interval <- d
 	return p
 }
-
-// SetOut sets underlying writer of progress
-// default is os.Stdout
-func (p *progress) SetOut(w io.Writer) *progress {
-	p.out = w
-	return p
-}
-
-// Bypass returns a writer which allows non-buffered data to be written to the underlying output
-// func (p *progress) Bypass() io.Writer {
-// 	return p.lw.Bypass()
-// }
 
 // WaitAndStop stops listening
 func (p *progress) WaitAndStop() {