Well, back then we didn't have a composited desktop, so when the browser was out of view, no drawing was taking place. I kind of wish we would still have the op

Well, back then we didn't have a composited desktop, so when the browser was out of view, no drawing was taking place. I kind of wish we would still have the option of programs just drawing directly to the screen rather than caching everything in private back buffers, but still use modern graphics techniques. I have a hunch that would actually be faster, since cpus have severely outpaced memory.