Probably trying to take advantage of the cross session memory feature some LLM providers are increasingly integrating. Enough "suggestions" and it becomes a "fact" in that memory, and one day a user makes a somewhat relevant query and the model will be pushing those accumulated "facts" to said user.
Sounds like politics.
"Tell a lie enough times, and it becomes the truth."
nah, it's more than just politics https://en.wikipedia.org/wiki/List_of_common_misconceptions_...
Works on humans too. Garbage in garbage out.