Two Book Recommendations

Manna (http://marshallbrain.com/manna1.htm ) and The Second Intelligent Species ( http://marshallbrain.com/second-intelligent-species.htm ) by Marshall Brain.  Both raise serious questions about what we are doing on this planet right now... and what could happen while AI and robots take over the world.  I was enthralled his ideas.  I'll talk more about them later.