This is just like the anti-car people. "People ought to be restricted to slow and unpleasant methods of transportation because they should not want to leave their immediate vicinities."
There's a grain of truth in both cases - there's no energy efficiency like not needing to move around at all, and there's no memory/CPU/cost efficiency like not having sophisticated functionality in the first place.
But once you are used to the functionality that comes from heavyweight tools, "do without - it's better for you" is frustrating at best and more likely engenders hostility for the person saying it.
There's a grain of truth in both cases - there's no energy efficiency like not needing to move around at all, and there's no memory/CPU/cost efficiency like not having sophisticated functionality in the first place.
But once you are used to the functionality that comes from heavyweight tools, "do without - it's better for you" is frustrating at best and more likely engenders hostility for the person saying it.