either in fact there is some synergy between to the between the two if you are efficient it means that you spend less time takes you less time to do things which means that you have more time in your hands to stop look around and make sure that you're going in the right direction so to be efficient allows you to be more effective now in this talk we are just going to focus on what it takes what it makes us efficient and we're going to stop stop talking about focus there are plenty of studies they tried to quantify what is the cost