https://thenextweb.com/insider/2019/06/05/apples-new-battery-optimizer-is-ios-13s-most-underrated-feature/

Apple’s under-the-radar battery optimizer is iOS 13’s most unheralded feature

While we debate the merits of a $1,000 monitor stand, one of the coolest things to come from yesterday’s WWDC event was an iOS 13 feature that didn’t even get mentioned.