sentences:  For this reason we can view the carrying of technical debt to production almost as if it were an "increase in interest rate" and the only time this decreases is when deployments are turned down and retired.While Manny Lehman's Law already indicated that evolving programs continually add to their complexity and deteriorating structure unless work is done to maintain them, Ward Cunningham first drew the comparison between technical complexity and debt in a 1992 experience report