Anyone not believing the Russians are interfering in democratic elections across western democracies is ignoring the data in front of their faces. There are various reasons people fail to believe the preponderance of evidence that I will not go into here though your synopsis of Surkov’s methods are likely partly responsible. I tried to list out some of the how, when, where and why in this short read linked below. Some of it overlaps with your excellent article. https://medium.com/@shastatour/do-you-still-believe-russia-was-involved-in-the-last-us-presidential-election-36faec5ea94