The CSS selector length myth

[onderhond]

http://www.onderhond.com/features/css-musings/css-selector-length

[benlinton]

While we probably shouldn't worry about long CSS selectors due to performance issues, we should avoid them for other reasons.

For instance, because it's considered a best practice to avoid "Modifying Components Based On Who Their Parents Are". Please see this article: http://engineering.appfolio.com/2012/11/16/css-architecture/