I would love to have a protection curtain like that on E-M5. But so far, it hasn't been essential. I routinely change lenses outdoors, and haven't had (or notic

I would love to have a protection curtain like that on E-M5. But so far, it hasn't been essential. I routinely change lenses outdoors, and haven't had (or noticed!) a problem with dust on the sensor. I have a routine for doing the swap quickly, with minimal exposure of the sensor. It's obviously not watertight, but it seems okay. Although i do feel a bit like Dave Bowman re-entering the Discovery without his helmet on every time i do it ...