This kind of stuff seems obvious. It's a big headwind to all of the "the world will become agentic, the bots will just go out and do stuff for you" hype.

Anything involving money is an adversarial adaptive system.

Besides GEO/SEO, getting redirected by sponsored content/paid ads, and generally funneled to making the best purchases for everyone other than you... your bot is going to get mugged by the agentic equivalent of Nigerian prince scams.