Are most people not worried that at one point, algorithms will understand us on a subconscious level? Like the existing algorithm that can tell if somebody is d

Are most people not worried that at one point, algorithms will understand us on a subconscious level? Like the existing algorithm that can tell if somebody is depressed by the way they are dancing? Life will be like entering an evil cult, where advertisers can abuse our deepest vulnerabilities to the benefit of whoever pays the most.