Comment by techrat

Even 360MB seemed a bit high to me so I had to open it up in a few apps to get some perspective.

Ristretto: 48.8MB. EOG: 51.3MB. ImageMagick: 169MB. Firefox: 305.1MB. Vivaldi: 185.2MB. Edge: 196.5MB. GIMP: 244.8MB.

OS memory usage remained relatively flat once app exited. xUbuntu 20.04.