Don't worry about it.
He was trying to get the PCM to re-learn at a more aggressive way of driving.
Modern PCM's adapt to how you drive so the car runs the best the way you drive it. But they are so advanced these days that I doubt you would ever see any gains by doing this.
90 LX, Previous 4 cyl.
408W In the Works
TW FAC's, Jay Allen cam, Super Victor 2001 V6 5 Speed Daily Driver
Windstar Intake, Dual Exhuast, CAI, Headers
Best ET: [email protected] mph (on 18's)