As has been pointed out before, arbitrarily assigning an accuracy value does not necessarily provide better information than no accuracy value at all.
e.g.:
https://forum.inaturalist.org/t/having-an-accuracy-radius-on-your-location-can-be-important-to-some-data-users/55283/
https://forum.inaturalist.org/t/missing-location-accuracy-data/38360/