I've been brought up on the terminology being 'the Elves are leaving Middle Earth' https://steveblank.com/2009/12/21/the-elves-leave-middle-earth-%E2%80%93-sod

I've been brought up on the terminology being 'the Elves are leaving Middle Earth' https://steveblank.com/2009/12/21/the-elves-leave-middle-earth-%E2%80%93-soda%E2%80%99s-are-no-longer-free/ https://steveblank.com/2009/12/21/the-elves-leave-middle-ear... Additionally, the 'Evaporative Effect'. I'm not sure which of these many terms is the most 'punchy' though, but I agree that a common vocabulary is needed.