race car drivers used the extended gear lever for quick gear changes and minimise the amount of time it takes to move your hand from the wheel to the gear stick.
i disagree with squats or leg press being the best mass gainer for legs. As these exercises will work better for some and then others...so how can you label one particular exercise better then the...
not sure yet, might be able to go more often in the summer... If i can go 4 times a week i will prob start a split routiene...for now im trying to get my consistency back:D