This used to be true but the latest generation of mirrorless are competing well on the battery front. Flapping a mirror around vs EVF, while I wouldn't want to

This used to be true but the latest generation of mirrorless are competing well on the battery front. Flapping a mirror around vs EVF, while I wouldn't want to give up my optical viewfinder just yet I think it's only a matter of time until they become niche.