Floating elements were breaking the design and we needed to set a fixed width or use hacks like faux columns for the layout to work or use JavaScript to set the height of the element.
Most companies (and startups) have a small team for web design and development. Thus, you will be wearing different hats during the development or maintenance of a product.
The advantage is that the EyeDropper allows you to pick the color of any element on the screen, including items that are outside your browser’s window.