> 80 character lines are a near-optimum for readability. Counterpoint: 80 chars is too short for writability. You need to make arbitrary splits and refactors a

> 80 character lines are a near-optimum for readability. Counterpoint: 80 chars is too short for writability. You need to make arbitrary splits and refactors all the time and it ends up hurting readability. 120 is a better sweet spot to strive for in my opinion.