But you did not participate unless you define participate as having your name show up in some database. For your other examples, yes, you can of course become s

But you did not participate unless you define participate as having your name show up in some database. For your other examples, yes, you can of course become suspect and get some trouble if somebody wants to, but still someone has to prove that you are actually responsible. I meant it in the sense of getting fined, arrested or whatnot, not in the sense of costing you time which may of course not be negligible in serious cases.