From the PLOS Blog:
Many of the new site features we’ve introduced, such as more prominent figures and a figshare widget to visualize Supporting Information files, are ideally suited to the tablet’s touch interface. Improvements to content navigation are also supported by the addition of touch and swipe capability.
These tablet optimizations are just the beginning of our efforts to improve the mobile experience. Next we’ll be focusing on optimizing our journals for mobile phones. We will be replicating all the core features found on the main journal websites but enhancing them for use on the go. We’re currently working on features such as presenting content only when it is needed to improve loading speed on low bandwidth connections and simplifying the visual interface for small touch screens.
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