> why try my hardest if the knowledge will be thrown away in a year or two? This is not a bad attitude. It's perfectly rational not to waste time on the framew

> why try my hardest if the knowledge will be thrown away in a year or two? This is not a bad attitude. It's perfectly rational not to waste time on the framework or tool of the month. It's the industry's fault for generating endless unnecessary churn. We can fight it by focusing on understanding core principles and concepts (that changed very little since 1970) and ignoring the noise.