I've worked in 1-2 week sprints for ages, and it works really well. As pointed out in the article, 1-2 weeks is a horizon/deadline that you can _feel_. That pressure focuses.<p>As a humorous side note, the following quote really reminded me of the cadence of <a href="http://friedisms.tumblr.com/" rel="nofollow">http://friedisms.tumblr.com/</a><p>"We want to throw work overboard, not our sanity or our sleep. Late nights are a sign of scope failure. Hero mode is a sign of scope failure. You can’t compartmentalize burnout. Yes, we start new iterations every two weeks, but burnout carries over. The scope hammer helps eliminate burnout."