I guess I should have been more specific. I was just wondering if anyone used this technique in their tig welding and how it worked out for them.

Thanks weldmonger for the excellent video on 2T/4T. I've been told that in Europe, many tig welders use torch switches exclusively rather than foot pedals and use the 4T technique to "bracket" the ideal welding amperage. While I can understand this, I still prefer the foot pedal. However, ...