Hawthorn effect [1] seems to explain why most productivity hacks seem to work initially but later relapses: "Changing a variable usually increased productivity,

Hawthorn effect [1] seems to explain why most productivity hacks seem to work initially but later relapses: "Changing a variable usually increased productivity, even if the variable was just a change back to the original condition." [1]: http://en.wikipedia.org/wiki/Hawthorne_effect http://en.wikipedia.org/wiki/Hawthorne_effect