Yes.
Part of the issue is that the speed, reach, and volume of advertising material and all kinds of other materials are such that you can start to microtarget. You can start to A/B test at a mass level. You basically have all the tools you need to manipulate people, really quite easily, and it's perfectly legal to do so. It's seen as just advertising, but with a certain amount of volume and with a certain amount of sophistication, it becomes very easy to effectively manipulate people by tailoring specific ads and—