Communication - if you can't talk* about solutions and translate them into code that others can work with, learn from, maintain, etc. then whatever else you hav

Communication - if you can't talk* about solutions and translate them into code that others can work with, learn from, maintain, etc. then whatever else you have doesn't matter. Your impact will be limited to that you can directly touch. You will never be great. * "talk" most of the time means "listen and understand".