The question as to whether we are alone in the Universe is answered.  Thousands of spacecrafts, maybe millions, suddenly hover over Earth's land masses and drop millions of human babies in a coordinated release- then just disappear again.  It makes no sense.  The planet is already overcrowded.  What was that all about?  Now, as two decades pass, the world zooms unwittingly to an inevitable end.  Will these grownup parachute babies prove to be the saviors- or the cause