Both Barry Ryan and Betty Klimenko report that external interference caused the rift with Brodie.
https://speedcafe.com/believe-in-black-klimenko-explains-bathurst-1000-speech-kostecki-erebus/
https://speedcafe.com/believe-in-black-klimenko-explains-bathurst-1000-speech-kostecki-erebus/
QuoteSo, external people created those wounds. And it will probably never get talked about, unless Brodie wants to. But I'm not going to talk about what happened, that's none of anybody's business.