The VW trick is at least 30 years old
I used to work for a company that designed and made graphics cards. In those days, the 1980s, there was a lot of competition. When you bought a PC you would, if you wanted to use play the latest games or use "high end" CAD, choose a better than standard graphics card. There were maybe 30 makers of graphics cards all competing on speed and price. And magazines, like PC World and Your PC, and so on would run benchmark tests on graphics cards to see which were the fastest, which had the most colors, which cost the least and so on. But above all, which graphics cards were the fastest. The results would be published in explicit tables of glory and shame. In these days of high frame rate 3d animation it seems ridiculous. But in those days the speed of a graphics card it was important. It was what made your screen zip along and allowed you to work faster. We could not understand how a competitor could always be rated fastest in one of the magazine's tests. We ...