Yeah, both good things to avoid, especially as we spend more time thinking about performance. Steve Sounders wrote an interesting [analysis of universal selector performance](http://stackoverflow.com/a/1714258/2624466) that applies here.

I might measure rendering time with/without this approach out of curiosity, but will probably name the elements explicitly as you recommend. We should just be careful to update this when adding elements to the edit profile page in the future.