As Tyrrell explained it, one of the most difficult things a driver is called upon to do in testing is to drive constantly flat-out at exactly the same speed, lap after lap, and then report on the handling and so on.
Njengoba sekuchaziwe ke Tyrrell, enye yezinto ezinzima kakhulu une ukuqinisekisa uma ukuhlola umshayeli ukushayela ngesivinini njalo, ithanga ngemva ethangeni, bese ukwazi ukukhuluma mayelana ukuziphatha imoto nokunye.