Nancy McCrory thinks this is interesting: a team should never spend more than one-third to one-half of its time and energy on defensive work, no matter how much technical debt there is From 5. The Art of Organizational Manipulation from Team Geek by Ben Collins-Sussman, Brian W. Fitzpatrick Publisher: O'Reilly Media, Inc. Released: July 2012 Note We manage this thru the backlog Share this highlight http://www.safaribooksonline.com/a/team-geek/3245615/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Have an account? Sign in. Minimise Unlock the rest of Team Geek and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.