Originally Posted by randya
Not sure what angles you're referring to or whether you are narrowly defining a 'sidepath' as something specific. Most MUPs I'm familiar with have intersections at right angles to the streets they cross, but they may not meet your definition of a 'sidepath'.
(EDIT to add image)
Sidepath does, indeed, mean something specific: a path alongside a roadway. It is not just John's idiosyncratic usage; it is fairly standard terminology.