In minute 15.26 a very senior Boeing executive reveals that "...We never informed the pilot about MCAS. We never explained it to them. We never trained them on it, because we never want them to be overwhelmed with too much information." This is quite a shocking revelation which definitely will ruin Boeing image as it always prided itself for being the pilot advocate. 

 Required:

Explain how this revelation finally sparked the discussion on the role of Boeing in this tragedy.