Anyways, back to grids! This specific article expands on the idea of grids in web design- including ways to work with and around them. http://www.alistapart.com/articles/outsidethegrid/
Another note for grids in web design: I am hoping to learn more about responsive web design in the coming months. Here are some examples/resources of great fluid grids used for design:
I hope these examples of efficient grid usage inspire you to think about the way artists & designers structure their work (then perhaps like me, you wil be able to appreciate good design even more!).