"Those who cannot remember the past are condemned to repeat it" George Santayana, 1905.  This is the quote that began my first article on the cannabis sector, "Reefer Madness: Pot Stocks In A Bubble," last February, which proved to be a very timely call. My main observation then was that similar to the dotcom era, thematic investors, many of them new to investing, were blindly investing. I stated: