I'm baffled every time I'm watching broadcast TV and see an ad for something I would never in a million years purchase...and if the advertiser just had a couple

I'm baffled every time I'm watching broadcast TV and see an ad for something I would never in a million years purchase...and if the advertiser just had a couple pieces of info about me would never bother showing me that ad. I guess this will eventually come with IPTV and ad platforms for broadcast that more closely resemble targeted advertising online. The sheer inefficiency of shotgun approach broadcast advertising is crazy to me.