“Why Crunch Mode Doesn’t Work: 6 Lessons is an article that I meant to link to ages ago, and is presented here for the sake of completeness. ‘Crunch mode’ — working extra hours each day for extended periods in order to meet a (usually arbitrary and unrealistic) deadline — is a term that’s familiar to programmers, especially any who’ve worked at a small firm or start-up over the past 10 years.”