ads during football cannot potentially harm people like ads on websites can, have and will continue doing. you can also change the channel or use a recording device to omit ads.
also, i think the person you replied to was speaking more in terms of technical capability rather than some notion of quid pro quo.
Besides non-direct harm like Quicken's "let's do the 2008 mortgage thing again" ad from last year's Super Bowl, a television ad can cause direct physical harm through flashing light (epilepsy) or excessive volume.
also, i think the person you replied to was speaking more in terms of technical capability rather than some notion of quid pro quo.