User blog comment:Brandon Rhea/Wiki Modernization: Videos on Mobile Devices/@comment-168424-20170517205212/@comment-20644-20170517211303

It's only mobile web for now, not Community Apps. Apps are built and maintained by their own team and they are currently working on other priorities right now. But bringing these to Community Apps is the longterm goal.

The "certain period" is 2 weeks for now, but that will undergo testing.