The Role of Utility Classes in Scalable #css | David Clark Develops the Web
▻http://davidtheclark.com/on-utility-classes
With component classes, maintenance and modification of styles happens in the stylesheets. With utility classes, it happens in the HTML, in class attributes. In most situations, though — especially for large-scale projects — it seems to me that the benefits of systematic component classes will prove more valuable than the expedience of utility classes.