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Chrome’s Experimental Image Lazy Loading Flag

Lazy Loading is a technique where content is only loaded when it is required. In the case of images, this often means only when the image is on the screen). In this post, I investigate Chrome Canary’s new image Lazy Loading flag, and measure the performance impacts of automatically Lazy Loading images. According to the … Continue reading Chrome’s Experimental Image Lazy Loading Flag

Excess Video Downloads on Embedded Facebook Timelines

Thousands of websites use a Facebook plugin to embed social media content into their websites.  In studying this plugin, I discovered that (for Chrome and Android users) it automatically downloads over 30% of any video present, whether the video is watched or not.   This results in large amounts of data to be downloaded (sometimes upwards … Continue reading Excess Video Downloads on Embedded Facebook Timelines