> The only gain here is facebook's bandwidth costs, at the expense (and inconvenience) of its users. Users love faster websites. If you make your website faste

> The only gain here is facebook's bandwidth costs, at the expense (and inconvenience) of its users. Users love faster websites. If you make your website faster, people will use it more. If you're selling something, they will buy more if your site is fast. This has been A/B tested by countless companies like Google, Microsoft, Amazon, Netflix, Shopzilla, and so forth. Front-end performance is amazingly important.