The Connexions platform has been around for a while now, and as I recall students whose classes used it were happy with it, from both a price and usability stan

The Connexions platform has been around for a while now, and as I recall students whose classes used it were happy with it, from both a price and usability standpoint. Glad to see that the program is getting more ambitious -- the move ties in nicely with the backlash against Elsevier. The rise of open-source competitors to academic content providers seems like a huge win for students and institutions alike.