 Several key ideas in the report would later be perceived as being correct as road protesting grew from the 1980s onward.The London Traffic Survey was published the following year, and concluded that the Ringways should be built in order to cater for future network traffic, instead of "Traffic in Towns" which said if a road was not built, there would be no demand along that route anyway.The 1960s plans were developed over a period of several years and were subject to a continuing process of review and modification.