Although started to thwart the NCU's ban on racing on the road, time-trialling acquired a respectability which not only led the NCU to recognise it but for time-trialling to become a cornerstone of British racing.
The RTTC came to recognise that massed racing existed even if it did not approve, and other restrictions gradually relaxed: for example, clothing regulations became impracticable during fabric shortages in the second world war.