Maybe I should have said B roll. Either way, the image he presents in that video is not a balanced one. Being honest about the issues really helps your argument, I find.
High density housing is a red flag for a lot of people. It can work in some countries, but for example in the UK... Well, there aren't many examples of it not being terrible. If your plan relies on it, it's not going to gain much traction I think.
We want the same thing, but I think you have to bring people on-board with it. We should be building new, walkable towns and cities, but you have NIMBYs, green belt wankers, developers... I wish I knew what the answer was.