Unable to answer "How is this power line attached?" – Power Pole – osm.org/node/1556658329 via StreetComplete 61.2:

Fixed on the side

Attached photo(s):
https://streetcomplete.app/p/296433.jpg

"Bus stop closed over a year ago "
The place has gone or never existed. A CoMaps user reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2025-06-22T05:04:15Z
POI name: West Campus/Perry Northbound
POI types: highway-bus_stop
#CoMaps android