At the request of Dr John Walker, I have deleted my blog on what he said about James Brooke. You may read his entire 40-page essay in Borneo Research Bulletin vol 29 p. 148-222.
https://static1.squarespace.com/static/5ff8a8d25a6fae169d8f54b0/t/60428b12ffc8ce2cc13ebee9/1614973740950/BRB_1998_29.pdf