Web Performance Solutions Engineer @ Akamai
Does the web feel faster?
Approximatley 50% faster!
Server-Sent Events for unidirectional data
More security, less performance
Massive route leak impacts major parts of the Internet, including Cloudflare
We are almost at the limits of the network
But does it matter?
Get device and connection details in request headers!
Accept-CH: Downlink, RTT, Device-Memory, Save-Data
AMP is temporary, the core platform should be the web
Available in Chrome 74
Desktop Image Bytes are up 330% since 2011
Mobile Image Bytes are up 1050% since 2011
Available in Chrome 76, polyfill with lazysizes.js
Available in Chrome 49+
Load video only on interaction. E.g. (HTML5):
<video preload="auto" />
<video preload="metadata" />
Content is the biggest factor we can control
We can deliver only what the user needs
Third-party content must be managed