Nienaber denies Springboks traffic light system is tactical

Viewers were surprised by the Springboks' use of lights in Sunday's win over Scotland.

Transcript

00:00 You can do hand signals if you want. I'm not, no, I don't think you need any

00:04 permission from World Rugby. Like I say, it's a method. I was at Munster

00:11 and the calls were read if it's a serious thing that we must consider

00:16 substitution. Amber is listen let's give this guy five or ten minutes to see if

00:22 he's okay and Green is listen it's okay we can go on. So something we use at

00:29 Munster in 2016-17 and it's just something that we continue with. It's

00:35 just an easy way without, you can think if we talk on the radio we want to talk

00:40 tactics. So to talk to medical people about injuries just consumes the

00:46 channels. So it's just an easy way to get them to get in our heads.

00:53 Does it make sense? But nothing tactical at all? No.