The speed of recalling information from your brain vs looking it up is the important thing. Suppose it takes you 1/100th of a second to remember some formula o

The speed of recalling information from your brain vs looking it up is the important thing. Suppose it takes you 1/100th of a second to remember some formula or protocol but it would take you 10 minutes to look it up. Now suppose you are faced with several dozen such situations each day.