We're not there yet. Web page bloat is still a problem. Unpredictable network conditions continue to be a fact of life online, particularly on mobile networks, so it's still advisable to optimize Web pages for rapid loading.Two years ago, Google released a browser extension called Page Speed to help Web developers and publisher evaluate Web page performance. It performs tests on Web pages to identify potential slowdowns. With leaner Web pages, site owners can expect happier users and better engagement, or so the theory goes.