https://drive.google.com/drive/folders/0B5viXpvvYMYETVQ2RWhZeDVWazQ?usp=sharing
not yet merged, into one single ppt file, at most 50-60
here is the final draft, so far (2016-10-23)
https://drive.google.com/file/d/0B5viXpvvYMYEUEZsNTZLSGpqUmc/view?usp=sharing
