Don't you innovate during the other 85%? Likewise, couldn't you spend that remaining 15% doing rote, uninteresting work of your choosing? To me, the concept of

Don't you innovate during the other 85%? Likewise, couldn't you spend that remaining 15% doing rote, uninteresting work of your choosing? To me, the concept of 20% time is the freedom to choose what you're working on, not how you should be working.