You have a point, but there is a difference b/w something being convenient and something being lazy, sure if you use a light bulb instead if a candle it is smart and convenient, but in the direction we are headed, I am pretty sure we won’t ever leave our beds, with that comes a myriad of problems, some sort of movement is essential in our everyday life, you would also be much more likely be more active on your workouts probably if you stayed more active throughout the day if you use gym as an excuse