Alternatively, you could have tagged it as area:highway=footway rather than highway=footway + area=yes. There's already a linear highway=footway, so the area surrounding it doesn't need to be routable.

https://wiki.openstreetmap.org/wiki/Tag:area:highway%3Dfootway

Something flickering in StreetComplete doesn't seem like a justification to delete it.


https://wiki.openstreetmap.org/wiki/Tagging_for_the_renderer