I only really fake it anymore with sommeliers who are being really snotty to me and I don't want to take their grief and so I try to do something to kind of throw them off or put them on the defensive, even if I don't know what I'm talking about
Alton BrownI grill almost all of my fish with the skin on because that gives you real protection at least on one side. It's a nice barrier against super high heat which tends to make a lot of fish to turn really flaky. It's very easy to overcook fish on the grill. But I still brush it with oil before I start.
Alton Brown