Wilson's analysis, which has not yet been published, covered internet sites known for extreme posts, including Gab, 4chan, some New Zealand channels of secure message service Telegram, Reddit and 8kun.
The issue needed more hard data, and more political attention, he said.
I certainly would like to know their methodology for analysis including the threads they have observed in the various places. Of course the biggest problem is equating that Twitter, Reddit or 4Chan represent the majority of society. They are all their own echo chambers at the end of the day, but some allow more creative thinking then others.