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In Chapter 5 of High Performance Web Sites, I briefly mention that @import has a negative impact on web page performance. I dug into this deeper for my talk at Web 2.0 Expo, creating several test pages and HTTP waterfall charts, all shown below. The bottomline is: use LINK instead of @import if you want stylesheets to download in parallel resulting in a faster page.
Daily photo projects have become quite popular as of late, and a number of viral time-lapse videos feature people who take one self-portrait a day over many years. However, if you think taking a photo every day requires a crazy amount of dedication, you ain’t seen nothing yet.
500px, quickly becoming known as the “Flickr for artsy photographers”, has released a new iPad app designed to deliver a beautiful photo viewing experience. In just a few days the app has already risen into the top 5 free photo apps in the app store, and now serves half of all traffic seen by 500px. GigaOM reports that users spend an average of 35 minutes per visit, viewing 80 photographs in the process.
