And what is there to say, really? "I clicked the wrong thing." The reason why that was likely to happen is blatantly obvious to anyone who has seen the screenshots of the interface.
Edit: And STFU is smart advice in any situation where there is even a remote chance you will be charged with something. You can always make a careful statement later on advice of counsel. Nothing is lost by remaining quiet at first.
Edit: And STFU is smart advice in any situation where there is even a remote chance you will be charged with something. You can always make a careful statement later on advice of counsel. Nothing is lost by remaining quiet at first.