Probably a naive question: The whole point of this kind of search is to find something. But what is that "something"? What do they expect to find? Anyone even r

Probably a naive question: The whole point of this kind of search is to find something. But what is that "something"? What do they expect to find? Anyone even remotely serious of doing something bad is not going to have it on their phone just like that. What do they even expect to find?