I'd feel happier going along with this is the commercial relationship between hackdesign.org and the makers of the Objectified documentary was upfront and clear

I'd feel happier going along with this is the commercial relationship between hackdesign.org and the makers of the Objectified documentary was upfront and clear before sign-up for a putatively free course. There's nothing wrong with making money this way (if they are, I can't tell). But tell us, before asking for email addresses: what it actually costs, and whether (in your country) you can even get the required content.