diff --git a/client/src/components/Map/MapView.tsx b/client/src/components/Map/MapView.tsx
index 9fede926c..94159480e 100644
--- a/client/src/components/Map/MapView.tsx
+++ b/client/src/components/Map/MapView.tsx
@@ -1224,7 +1224,11 @@ export const MapView = memo(function MapView({
{/* 20px off the sidebar, not 12: the pill is round and frosted, so at the
smaller gap its shadow ran into the sidebar edge and the two read as one
surface. */}
-
+ {/* Bottom left, whatever else is on screen. Opening a place used to send it to the
+ top of the map, which read as the control moving house rather than as room being
+ made: the inspector is a centred card at most 800 wide, so the corner it would
+ have been clearing is one the card never reaches. */}
+
diff --git a/client/src/components/Map/MapViewGL.tsx b/client/src/components/Map/MapViewGL.tsx
index afd0a097a..16ea7daea 100644
--- a/client/src/components/Map/MapViewGL.tsx
+++ b/client/src/components/Map/MapViewGL.tsx
@@ -2305,11 +2305,12 @@ export function MapViewGL({
{/* Same pill, same corner, same offsets as the Leaflet map: the switch should not
move when an instance changes renderer. The day panel is a centred card on the
desktop map and never reaches the pill, but on a phone it is full width and
- does, which is why the lift is only there. */}
+ does, which is why the lift is only there. An open place inspector is a centred
+ card too, and used to send the pill to the top of the map for a corner it never
+ covers. */}