Let's not forget meetings. Advising on sales. Talking with customers about new features. Helping out tech support and services. Traveling to customer sites to r

Let's not forget meetings. Advising on sales. Talking with customers about new features. Helping out tech support and services. Traveling to customer sites to review specialized requirements. Or the real reason it takes 2 days is that the code base is a big ball of unbuttered spaghetti with no tests. I was lucky enough to be able to rewrite a couple of products from scratch with the benefit of hindsight. When the code is loosely coupled and well organized, it's rare for any of the reasons listed in the article to stall development. When the code base evolved unpredictably over a couple decades, the article is spot on.