I know you aren't allowed to drive yet, but if you ever do race you won't be worrying about spooling at 3500rpms.
And NO, performance is not opinionated. Facts are facts. You can say, "yes I know that setup A is faster, but I like B because______." Fill that one in for me please? You can like a more complicated, slower design that produces more heat all you want, but please give the reason if its not just because "I have two turbos, and you have one."