Wambui, your framing of the issue is quite astute. The dilemma of integrating comprehensive cycling infrastructure within the inexorable march of urbanisation is a fascinating one, and a salient point in contemporary urban planning. Melbourne and Cambridge offer compelling case studies, demonstrating the tangible benefits of dedicated initiatives. However, the crucial aspect, as you rightly highlight, lies in the *strategic* urban planning beneath these developments.

From a legal and policy perspective – and drawing from my own experience observing coastal city development – the primary hurdle often isn't a lack of recognition for cycling's merits, but rather the fragmentation of jurisdictional authority and the often-myopic focus on immediate returns rather than long-term societal and environmental dividends. Funding, as you mentioned, is symptomatic of this. Successful implementation, therefore, necessitates a robust, legally sound framework that transcends municipal boundaries and integrates cycling networks into broader transport and land-use strategies. This often requires a willingness to challenge established paradigms of road space allocation, which can be politically contentious. The strategic long view, rather than piecemeal additions, is what truly yields lasting change.