PowerPoint Presentation

Fast is a Feature

11 mentions of speed in Apple iPhone 6 keynote

What does this mean for mobile journalism?

You have less than 10 secondsA 10-second delay will often make users leave a site immediately.- Jakob Nielsen

On mobile you have 1 secondOur research says page load times above one second interrupt user flow of thought.- Google

Put something on the screenin 1 second

1000 ms200 ms of 3G network latency200 ms of domain name lookup200 ms of HTTP request loop

400 ms

You really only have400 milliseconds

Average site load on mobile is7 seconds

TextImagesVideoInteractivesContextAds3rd party buttons (social)Read moreComments

Easy, just build a native app

native apps are fastbut hard to find

Search

20% of Google searches are on mobile

Google tracks page load time and uses it as a signal

SocialIs MobileisSocial In-App Browsers

Facebook thinks your pages are too slow

and theyll be happy to host your content!

Making data-informedtrade-offs(building products)

How fast is Vox Media on mobile?

Never fast enough

15 secondsfirst load

9 secondsrepeat load

-webpagetest.org

5 seconds first load

1 secondrepeat load

-webpagetest.org

Performance Dashboard

Make speed a company-wide metric likeunique visitors

Inline Performance Metrics

Measure. Optimize. Test.

Dedicated performance team:3 engineers

Fast CarsNeed Good Drivers

Speed isnt just about technology, its about being quick to deliver the news

Thanks!Trei BrundrettChief Product OfficerVox Media@clockwerks