I think you're right, but I also think the result of judging the people is almost a side effect of evaluating the idea in a situation like this one. "OK, you o

I think you're right, but I also think the result of judging the people is almost a side effect of evaluating the idea in a situation like this one. "OK, you obviously thought this idea was a good one. Why? Where's the magic I'm missing?" Having a well-considered answer to that question that shows you've thought it through thoroughly gives them a good idea how good a thinker you are. Not having a well-considered answer also lets them you on the thinking scale, but probably not where you want them to put you.