If you're doing green field development I strongly recommend you turn on network throttling and set it to 3G (I'm assuming you're builing a web app that could b

If you're doing green field development I strongly recommend you turn on network throttling and set it to 3G (I'm assuming you're builing a web app that could be used on a phone). That ways performance doesn't become an expensive after thought, and you avoid optimizing things prematurely.