For reasons that confound me, the MKPlayer default operation is to DISABLE the user interface. It is not very well documented on how to enable it. Hopefully this will save people a lot of time. It took us a day and a half to stumble upon the solution. To enable the UI, you have to add "ui: true," here in the index.js file:

I highly recommend the SDK include this line in the next release to save your customers a headache.

Zach