You are wrong. The western empire, fast approaching a state of post-primacy and in desperate need to disrupt the ascent of the Russia-China tandem, had far more motive than Putin, whose motive is being attributed more or less to “He tried to kill the Skripals to show he doesn’t care.” The US-centralized western alliance had all the motive in the world, and all the means and opportunity too what with so many governments able to get their hands on novichok.