The bulk of us that read and blog have regular full time jobs.  Many of us do this for fun or as a side hustle trying to make some passive income.  I have been an avid reader for a few years and have seen some interesting side hustles over at Budgets Are Sexy side hustle series.  This one that I am about to tell you about takes the cake.   A New York marketing firm, Bartle Bogle Hegarty’s Labs (BBH), created a stir at the South by Southwest Music Conference and Festival (SXSW) recently.  The festival held in Austin, Texas is...