> for bitmapped images, go high-resolution and let the browser scale down Wait, I should use more bandwidth than I need, and impose a client-side performance h

> for bitmapped images, go high-resolution and let the browser scale down Wait, I should use more bandwidth than I need, and impose a client-side performance hit? What is wrong with a little CSS to serve the right assets to 1x, 1.5x and 2x pixel ratio devices?