This presentation by Ross Dawson (Futurist) captures a number of trends. There is some good stuff in there, including case studies to be explored.
I am of the opinion that 'drone delivery' is much hyped, but completely nonviable, principally for safety & security reasons.
And here is a copy of a presentation I gave (a few years ago in 2011) just to compare and see how I stakced up...
LET ME KNOW YOUR THOUGHTS