alt Hacker NewsDon't think that is a fair point, the manipulation was done on a topic of which there are hardly any other sources (hot dog eating competition winner). If you want to manipulate what an AI tells you is the F-150 street price, you will complete with hundreds of sources. The AI will unlikely pick yours.
The marketing game is already moving to game LLMs. Somehow you have to get what you want to have into the training data or the context window.
Currently it is probably just mostly quantity that does the trick w.r.t. training data. So e.g. spam the Internet with "product comparisons" featuring your product as the winner.