[quickdraw]

Originally Posted by sudev

Some experts and commentators have opined that a bit of variable time to green change should be kept. Difference between anticipation and reaction to green.

Anyways have noted your point and will research on best method before the next event.

Err no, worldwide in drag racing there is only one expected way for the christmas tree to function. This is so that the person racing doesn't have to keep looking AT the lights and can anticipate the green.