Canberra (the city, not the federal government) has been going pretty hard on urban infill for a while now, if we manage to get high enough population density then suburbs can become towns
Now we just need to convince Australians to have babies at better than replacement rate; I don’t think it’s possible to densify in a declining population




Because unlike other car centric places, the US federal government is actively opposed to any improvement in bicycle or walking infrastructure, though some states are willing to defy the federal government
Add to that how the US federal government is opposed to renewable energy, opposed to protection of the environment, opposed to protection of threatened species, opposed to immigration, opposed to past immigration, opposed to assigned at birth gender nonconformity, opposed to non reproductive sexual preferences, opposed to education — especially of women
Your oil state is probably more responsive to people’s desire to ride a bike without being killed than the US, and yours is an oil state.