I lean toward your understanding of the topic but experience discomfort toward your framing, which implies a desire or at least apathy to the harm of this Youtuber.
This content creator is undoubtedly seeking conflicts with people and shrouding it in concerns for traffic safety.
Furthermore, most driving fatalities are spatially correlated— road design influences driver behavior more than other factors.
However, there is merit to noxious individuals raising an issue to the level of public consciousness.
It is also possible that the trajectory of traffic calming measures is already good in the UK and would not benefit from additional public exposure.
This content creator is undoubtedly seeking conflicts with people and shrouding it in concerns for traffic safety.
Furthermore, most driving fatalities are spatially correlated— road design influences driver behavior more than other factors.
However, there is merit to noxious individuals raising an issue to the level of public consciousness.
It is also possible that the trajectory of traffic calming measures is already good in the UK and would not benefit from additional public exposure.