[xvinci]

> It's not a question of whether you are strong enough to move the flight controls.

Anybody who flew a badly trimmed plane at high speed will disagree. Of course more airflow over the wings will mean your GA cessna 172 controls require more human strength to operate. They are also more effective as you say, but that's not what the previous poster meant.

[Stratoscope]

That's an excellent point, thank you for noting it.