What do you know about Ann Arbor Local Loop Trail, about 10 miles of single-track bicycle trails?

Some trail locations; this map is incomplete.

Map on AllTrails, "Ann Arbor Local Loop" https://www.alltrails.com/explore/recording/ann-arbor-local-loop--5

City of Ann Arbor "Bike Recreation" https://www.a2gov.org/departments/Parks-Recreation/play/Pages/bike-recreation.aspx

Olson Park: "The Olson Park trail is the northern most portion of the unofficial Ann Arbor Local Loop trail network. With a little investigation, a rider can connect to 10+ miles of additional trails." https://www.potomba.org/trails/olson-park/