LT: Is there any benefit to iOS 8 family sharing for couples without kids? Is there any benefit to iOS 8 Family Sharing for couples besides finding each other's lost devices and sharing purchases if you don’t have kids? For example there are features like calendar sharing that are possible to do through iCloud without family sharing.
yes, most likely.  it has single credit card app store purchases, and can...
"share purchases from iTunes, iBooks, and the App Store without sharing accounts"
pretty useful, i think