Box model highlighter, Web Console improvements, Firefox OS HUD + more – Firefox Developer Tools Episode 30 – Mozilla Hacks - the Web developer blogThanks! Please check your inbox to confirm your subscription. If you haven’t previously confirmed a subscription to a Mozilla-related newsletter you may have to do so. Please check your inbox or your spam filter for an email from us. Ethan This is all absolutely wonderful, folks. Thanks so much for the update, and all the hard work! One question: will it be possible to create new selectors (and ed
