I think I read it slightly differently then, the gist was that if wdidle is properly used, the drives "should" be equivalent (since they supposedly share the sa

I think I read it slightly differently then, the gist was that if wdidle is properly used, the drives "should" be equivalent (since they supposedly share the same hardware, just different firmware). Reds are made for a NAS context, greens are not. You may or may not make the difference go away by using wdidle. This does make greens inherently dangerous (when compared to reds).