Don't fail so hard.

cmd/gqgmc/main.go

@@ -36,21 +36,18 @@ func main() {
 	t, err = gc.GetTime()
 	if err != nil {
 		fmt.Printf("Failed: '%s'\n", err)
-		return
 	}
 	fmt.Printf("Time: %s\n", t)
 
 	cpm, err = gc.GetCPM()
 	if err != nil {
 		fmt.Printf("CPM failed: '%s'\n", err)
-		return
 	}
 	fmt.Printf("CPM: %d\n", cpm)
 
 	cps, err = gc.GetCPS()
 	if err != nil {
 		fmt.Printf("CPS failed: '%s'\n", err)
-		return
 	}
 	fmt.Printf("CPS: %d\n", cps)
 
@@ -61,14 +58,12 @@ func main() {
 	volts, err = gc.Volts()
 	if err != nil {
 		fmt.Printf("Volts failed: '%s'\n", err)
-		return
 	}
 	fmt.Printf("Volts: %d\n", volts)
 
 	temp, err = gc.GetTemp()
 	if err != nil {
 		fmt.Printf("Temp failed: '%s'\n", err)
-		return
 	}
 	fmt.Printf("Temp: %g\n", temp)