Sure, that's one way to define it. But to people who think work (and effort) is in itself a virtue, optimization is lazy, because it reduces the total work you'

Sure, that's one way to define it. But to people who think work (and effort) is in itself a virtue, optimization is lazy, because it reduces the total work you'll need to do. Even some of your examples I'm not convinced are lazy according to your own definition. Am I lazy for flicking a switch at ankle level with my toes if I can do it well enough, when bending down would take so much more effort? I think by your standard I should be commended for my foot dexterity! When does the desire to reduce effort cease to be vicious and become virtuous?