Starts at 8:20 in video 6 of 7, and continues to about 2:49 of video 7 of 7. He says that IP is one of the issues, along with abortion, he gives as sharply dividing libertarians. I haven’t yet watched the rest of the videos (linked below), but a friend assures me it’s a riveting, great lecture.
https://youtube.com/watch?v=sb5hr-f3Tfg%3Ffs%3D1%26hl%3Den_US
https://youtube.com/watch?v=HmYFHg24ZnA%3Ffs%3D1%26hl%3Den_US
https://youtube.com/watch?v=0Gxa9Iq_pNs%3Ffs%3D1%26hl%3Den_US
https://youtube.com/watch?v=UnDeJtQ7orY%3Ffs%3D1%26hl%3Den_US
https://youtube.com/watch?v=V-pA6JhHXgM%3Ffs%3D1%26hl%3Den_US
https://youtube.com/watch?v=3EaePp1_8E4%3Ffs%3D1%26hl%3Den_US
There may be a sharp demarcation between libertarians who have been deprogrammed of ‘privilege=right’ and those who haven’t, but it’s a yawning chasm to those who refuse to countenance property as natural rather than fiat.
See my comments here: Whoa Shelly Roche…Stealing Does Not Equal Free Speech