The Ranty Highwayman is a highways engineer. His reviews of various cycle routes and schemes always seemed to be fair and balanced.
But I find the technical bits he does about roads and paths educational. The latest is:
https://therantyhighwayman.blogspot.com/2020/08/life-on-edge.htmlCovers an aspect that ordinary users wouldn't think about, but explains why some of the paths aren't in as good condition as they ought to be. Useful to be reminded that it is more than slapping some asphalt done on a bit of soil.