I haven't seen this video yet from China.
http://v.youku.com/v_show/id_XNTY3MzIyNjky.html
(^commercial plays before video)

*Shows left and right swipe on messaging cover,
*confirms again the bezel will be smaller on production device
*mentions that app store screen will be open including number of stores and include some type of social media interface to it differentiating it from other OS's approach to apps.
*side by side compare to iphone size
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Also in another video I saw elsewhere earlier this week a jolla staff mentioned a kid mode other half to keep your kids from causing any damage to your data on the phone.