This is great to see. For the last week or so I've had this uneasy feeling that much of the potential of this wave of elearning was going to get strangled by pa

This is great to see. For the last week or so I've had this uneasy feeling that much of the potential of this wave of elearning was going to get strangled by patents, and other IP concerns. This looks to me to be a big chunk of openness and prior art being set free. That won't stop the trolls, but it's a start.