Semantics
Please consider the difference between the following two statements: "Joe came up to me while I was downtown." and "Joe found me while I was downtown." There's a clearly a difference between the two. The first one merely suggests an approach as in, "Joe approached me while I was downtown." "Joe came up to me while I was downtown" and "Joe approached me downtown" are basically equivalent. If I told you that "Joe came up to me while I was downtown" you'd infer the same thing as if I told you that, "Joe approached me while I was downtown." Pedantry? Yes. But pedantry for the sake of clarification. Here's some more. The second statement carries a different meaning, obviously. If I told you that, "Joe found me while I was downtown" then you'd be probably infer that Joe was looking for me and then Joe found me. And you'd probably think that Joe was looking for me for a reason. You