Speed cameras work, may help reduce unnecessary police encounters

Back in mid-May, in the throes of an ongoing coronavirus pandemic, a curious yellow robotic dog swept across social media. Deployed by the Singaporean government in the island nation’s public spaces, the camera-mounted robotic dog was tasked with gently nudging park patrons to respect social distancing guidance with kind verbal reminders. The reaction was swift and universally derisive—prompting comparisons to the dystopian science fiction series “Black Mirror.”
But did t