The push notification and in app purchase enabler, Urban Airship, has added a long-expected feature to its Urban Airship API. Users can now segment audiences by location using technology Urban Airship acquired from SimpleGeo.
It appears that Apple may be working on adding service workers support to WebKit. The WebKit Feature Status webpage has recently been changed from "Under Consideration" to "In Development." This change may be an indication that Apple will eventually support Progressive web apps (PWAs).