"Permanently closed (used to be Café Voltaire)"
The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.
POI has no name
POI types: amenity-cafe
OSM data version: 2019-08-30T18:41:13Z
#mapsme

"fixme its not museum"
POI name: Lounais suomen jätehuolto
POI types: tourism-museum internet_access-wlan
OSM data version: 2018-03-16T17:06:02Z
#mapsme

MML ortograph suggests that this is a tunnel, not a bridge

could you remove this point, it has been replaced

Österskärin saaristo puuttuu kokonaan.

Stora Hästö

Island name is Fårö

Island name is Björkö

Is this really not connected?

"it was marked on a wrong spot"
The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.
POI name: Koppi ja kovaluu
POI types: tourism-artwork
OSM data version: 2017-08-17T15:51:02Z
#mapsme