Boston Magazine:  “With reggae music playing through the speakers inside a meeting room at the Sheraton, nearly 100 people interested in the emerging medical marijuana market in Massachusetts gathered on Wednesday to find out more about the state laws—and how to use a pot vending machine.  Hosted by Dr. Bruce Bedrick, CEO of MedBox, a national medical marijuana dispensary support company that produces biometrically controlled machines, potential business owners sat in on a three-hour seminar . . . . Bedrick says 150 of the company’s machines are in use around the U.S. and Canada and that the machines offer ‘an extra layer of security’”