""In the nineteenth century the quest was for speed. The development of sporting guns was driven by the customers' desire for guns which would work faster. They opened quicker, closed quicker, all the rest of it."

Richard Purdey, chairman of Purdey in a Rural Life video.

Ejectors were part of this drive for more speed in driven shooting.

They have a measurable effect on used gun prices, look at auction catalogs for confirmation. So they are useful in a way, their absence keeps prices down.