One ad is not a problem. Constant bombardment of ads telling people that they are inadequate without a product is emotional abuse on, literally, an industrial scale. And when people try to escape it, the practices in TFA make the whole scenario worse. Not only can you not escape it, but it's obvious that ads are being crafted to get into our individual brains and abuse us in the most effective manner possible.

No snowflake feels responsible for the avalanche. But one couldn't reasonably say 'children love catching snowflakes landing on their tongues so it's not black or white whether avalanches are a bad thing.' That's not your position, I know, but there's not nearly as much gray as you seem to suggest.