There's definitely areas of advertising that are banned/controlled so that comparison seems more damning than beneficial (e.g. alcohol to minors, medication in any country other than the US
It's not useful though. I actually think it's very cool that TikTok got a bunch of young people to contact their representatives. If this ban goes through, the political blowback is going to be extreme. It will be like the Streisand effect x100,000,000.
We do weird things in crowds even without intentional propaganda at play. https://www.science.org/doi/10.1126/science.add8091