The K/D ratio was pretty lame. Four dead, including the attacker, who was put down by one of the three armed policemen in all London. He could have at least used a heavy truck like his brother in arms in Nice.
Success in terrorism, as in all other walks of life, is g loaded.
Perhaps it’s a good thing that the cognitive profile of the Muslim immigrants to Europe is so… unprepossessing.
More competent terrorists could do more damage. See the Far Left terrorists of the 1970s-80s, or more recently, Breivik.