Let's imagine, for a moment, that there is a serial killer loose in your town. One by one, he picks little kids off from the local playground, and it's horrible and awful. The police are working around the clock, but the killer remains elusive. But he only ever chooses his victims from that one playground. You wouldn't take your kids there, right? Even if *most* of the kids who play there end up ok, even if the police chief says, well, it might be OK now? Why take that chance, when there ... Read more »