Yeah, the article kinda mentions it but I see it as: If you have already put the thought required in, then when time is short simply go with it rather than ret

Yeah, the article kinda mentions it but I see it as: If you have already put the thought required in, then when time is short simply go with it rather than rethink it. If you haven't put that thought in, well then thinking "on the spot" is statistically unlikely to do any worse... The trick is recognising situations where you have that advantage when under that pressure.